Fix LaTeX spelled as Latex

etc/ORG-NEWS (Non-floating minted listings in LaTeX export):
* lisp/ob-latex.el: (org-babel-execute:latex):
* lisp/org-element.el:
* lisp/ox-ascii.el:
* lisp/ox-html.el:
* lisp/ox-latex.el:
* lisp/ox-md.el:
* lisp/ox-odt.el:
* testing/examples/ob-maxima-test.org (LaTeX output):
* testing/lisp/test-org-element.el (test-org-element/cache): Spell LaTeX
correctly.

etc/ORG-NEWS

@@ -332,7 +332,7 @@ When the block type starts from the upper case, structure template
 will now insert =#+BEGIN_TYPE=.  Previously, lower-case =#+begin_type= was inserted unconditionally.
 *** New ox-latex tabbing support for tables.
 
-Latex tables can now be exported to the latex tabbing environment
+LaTeX tables can now be exported to the latex tabbing environment
 tabbing environment]].
 This is done by adding =#+ATTR_LATEX: :mode tabbing= at the top
 of the table.
@@ -4284,7 +4284,7 @@ parameters specific to some pre-defined translators, e.g.,
 ~:environment~ and ~:booktabs~ for ~orgtbl-to-latex~.  See translators
 docstrings (including ~orgtbl-to-generic~) for details.
 
-*** Non-floating minted listings in Latex export
+*** Non-floating minted listings in LaTeX export
 
 It is not possible to specify =#+attr_latex: :float nil= in conjunction
 with source blocks exported by the minted package.

lisp/ob-latex.el

@@ -141,7 +141,7 @@ exporting the literal LaTeX source."
   (org-trim body))
 
 (defun org-babel-execute:latex (body params)
-  "Execute a block of Latex code with Babel.
+  "Execute a block of LaTeX code with Babel.
 This function is called by `org-babel-execute-src-block'."
   (setq body (org-babel-expand-body:latex body params))
   (if (cdr (assq :file params))

lisp/org-element.el

@@ -2462,7 +2462,7 @@ CDR is a plist containing `:key', `:value', `:begin', `:end',
 	  (org-element-property :value keyword)))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (defconst org-element--latex-begin-environment
   "^[ \t]*\\\\begin{\\([A-Za-z0-9*]+\\)}"
@@ -3412,7 +3412,7 @@ CONTENTS is the contents of the object."
   (format "/%s/" contents))
 
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (defun org-element-latex-fragment-parser ()
   "Parse LaTeX fragment at point, if any.

lisp/ox-ascii.el

@@ -1549,7 +1549,7 @@ information."
        keyword info)))))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (defun org-ascii-latex-environment (latex-environment _contents info)
   "Transcode a LATEX-ENVIRONMENT element from Org to ASCII.
@@ -1561,7 +1561,7 @@ information."
      latex-environment info)))
 
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (defun org-ascii-latex-fragment (latex-fragment _contents info)
   "Transcode a LATEX-FRAGMENT object from Org to ASCII.

lisp/ox-html.el

@@ -2969,7 +2969,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
 	 ((string= "listings" value) (org-html-list-of-listings info))
 	 ((string= "tables" value) (org-html-list-of-tables info))))))))
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (defun org-html-format-latex (latex-frag processing-type info)
   "Format a LaTeX fragment LATEX-FRAG into HTML.
@@ -3086,7 +3086,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
 	     info caption label)))))
      (t (org-html--wrap-latex-environment latex-frag info caption label)))))
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (defun org-html-latex-fragment (latex-fragment _contents info)
   "Transcode a LATEX-FRAGMENT object from Org to HTML.

lisp/ox-latex.el

@@ -2600,7 +2600,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
 	    (otherwise "\\lstlistoflistings")))))))))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (defun org-latex--environment-type (latex-environment)
   "Return the TYPE of LATEX-ENVIRONMENT.
@@ -2658,7 +2658,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
 	  (insert caption)
 	  (buffer-string))))))
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (defun org-latex-latex-fragment (latex-fragment _contents _info)
   "Transcode a LATEX-FRAGMENT object from Org to LaTeX.

lisp/ox-md.el

@@ -486,7 +486,7 @@ channel."
     (_ (org-export-with-backend 'html keyword contents info))))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (defun org-md-latex-environment (latex-environment _contents info)
   "Transcode a LATEX-ENVIRONMENT object from Org to Markdown.
@@ -501,7 +501,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
                                     latex-frag)
         latex-frag))))
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (defun org-md-latex-fragment (latex-fragment _contents info)
   "Transcode a LATEX-FRAGMENT object from Org to Markdown.

lisp/ox-odt.el

@@ -1986,7 +1986,7 @@ information."
 	  (ignore))))))))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 ;; (eval-after-load 'ox-odt '(ad-deactivate 'org-format-latex-as-mathml))
 ;; (advice-add 'org-format-latex-as-mathml	; FIXME
@@ -2007,7 +2007,7 @@ CONTENTS is nil.  INFO is a plist holding contextual information."
     (org-odt-do-format-code latex-frag info)))
 
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 ;; (when latex-frag			; FIXME
 ;; 	(setq href (propertize href :title "LaTeX Fragment"

testing/examples/ob-maxima-test.org

@@ -79,7 +79,7 @@ m: genmatrix (lambda([i,j], i+j-1), 3, 3)$
 write_data(m, "/dev/stdout")$
 #+end_src
 
-* Latex output
+* LaTeX output
 #+begin_src maxima  :exports both :results latex :results verbatim
 assume(x>0);
 tex(ratsimp(diff(%e^(a*x), x)));

testing/lisp/test-org-element.el

@@ -1680,7 +1680,7 @@ Paragraph"
      (= (org-element-property :end (org-element-at-point)) (point-max)))))
 
 
-;;;; Latex Environment
+;;;; LaTeX Environment
 
 (ert-deftest test-org-element/latex-environment-parser ()
   "Test `latex-environment' parser."
@@ -1745,7 +1745,7 @@ e^{i\\pi}+1=0
      (= (org-element-property :end (org-element-at-point)) (point-max)))))
 
 
-;;;; Latex Fragment
+;;;; LaTeX Fragment
 
 (ert-deftest test-org-element/latex-fragment-parser ()
   "Test `latex-fragment' parser."
@@ -4156,7 +4156,7 @@ Text
                       (org-element-type (org-element-at-point))))))
   (should-not (eq 'headline
                   (org-test-with-temp-text "* H1\nP1\n<point>*H2\n"
-                    (let ((org-element-use-cache t))  
+                    (let ((org-element-use-cache t))
                       (org-element-cache-map #'ignore :granularity 'element)
                       (backward-delete-char 1)
                       (org-element-type (org-element-at-point))))))