Prefer `compilation-mode' over `special-mode' for log buffers

* lisp/org.el (org-compile-file): Use `compilation-mode' instead of
  `special-mode'.

etc/ORG-NEWS

@@ -172,7 +172,7 @@ Simiralry to ~:EXPORT_FILE_NAME:~ property, this keyword allows the
 user to specify the name of the output file upon exporting the
 document.  This also has an effect on publishing.
 **** Horizontal rules are no longer ignored in LaTeX table math mode
-**** Use ~special-mode~ for compilation output
+**** Use ~compilation-mode~ for compilation output
 
 *** ~org-edit-special~ can edit LaTeX environments
 

lisp/org.el

@@ -22463,7 +22463,7 @@ it for output."
 			       (?O . ,(shell-quote-argument output))))))
 	   (dolist (command process)
 	     (shell-command (format-spec command spec) log-buf))
-	   (when log-buf (with-current-buffer log-buf (special-mode)))))
+	   (when log-buf (with-current-buffer log-buf (compilation-mode)))))
 	(_ (error "No valid command to process %S%s" source err-msg))))
     ;; Check for process failure.  Output file is expected to be
     ;; located in the same directory as SOURCE.