testing: Fix file names in file headers

* testing/lisp/test-ob-julia.el:
* testing/lisp/test-ol-bbdb.el:
* testing/lisp/test-org-fold.el:
* testing/lisp/test-ox-ascii.el: Fix names in file headers.

Inconsistency was likely caused by copy-paste.

testing/lisp/test-ob-julia.el

@@ -1,4 +1,4 @@
-;;; test-ob-python.el --- tests for ob-python.el  -*- lexical-binding: t; -*-
+;;; test-ob-julia.el --- tests for ob-julia.el  -*- lexical-binding: t; -*-
 
 ;; Copyright (c) 2011-2014, 2019, 2021 Eric Schulte
 ;; Authors: Pedro Bruel, based on test-ob-python.el by Eric Schulte

testing/lisp/test-ol-bbdb.el

@@ -1,4 +1,4 @@
-;;; test-org-bbdb.el --- tests for org-bbdb.el                        -*- lexical-binding: t; -*-
+;;; test-ol-bbdb.el --- tests for ol-bbdb.el                        -*- lexical-binding: t; -*-
 
 ;; Copyright (C) 2018, 2019  Marco Wahl
 
@@ -20,7 +20,7 @@
 
 ;;; Commentary:
 
-;; Test some of org-bbdb.el.
+;; Test some of ol-bbdb.el.
 
 ;;; Code:
 

testing/lisp/test-org-fold.el

@@ -1,4 +1,4 @@
-;;; test-org.el --- tests for org.el  -*- lexical-binding: t; -*-
+;;; test-org-fold.el --- tests for org-fold.el  -*- lexical-binding: t; -*-
 
 ;; Authors: Ihor Radchenko
 

testing/lisp/test-ox-ascii.el

@@ -1,4 +1,4 @@
-;;; test-ox-latex.el --- tests for ox-latex.el       -*- lexical-binding: t; -*-
+;;; test-ox-ascii.el --- tests for ox-ascii.el       -*- lexical-binding: t; -*-
 
 ;; Copyright (C) 2023  Ihor Radchenko