runtime(doc): sort filetype.txt in the alphabetical order (#14395)

Signed-off-by: Ken Takata <kentkt@csc.jp>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/doc/filetype.txt

@@ -1,4 +1,4 @@
-*filetype.txt*	For Vim version 9.1.  Last change: 2024 Feb 14
+*filetype.txt*	For Vim version 9.1.  Last change: 2024 Apr 03
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -437,6 +437,19 @@ So to enable this only for ruby, set the following variable: >
 If both, the global `plugin_exec` and the `<filetype>_exec` specific variable
 are set, the filetype specific variable should have precedent.
 
+
+ASCIIDOC						*ft-asciidoc-plugin*
+
+To enable |folding| use this: >
+	let g:asciidoc_folding = 1
+
+To disable nesting of folded headers use this: >
+	let g:asciidoc_foldnested = 0
+
+To disable folding everything under the title use this: >
+	let asciidoc_fold_under_title = 0
+
+
 AWK							*ft-awk-plugin*
 
 Support for features specific to GNU Awk, like @include, can be enabled by
@@ -564,18 +577,6 @@ under it.  If not found, a new entry and item is prepended to the beginning of
 the Changelog.
 
 
-ASCIIDOC						*ft-asciidoc-plugin*
-
-To enable |folding| use this: >
-	let g:asciidoc_folding = 1
-
-To disable nesting of folded headers use this: >
-	let g:asciidoc_foldnested = 0
-
-To disable folding everything under the title use this: >
-	let asciidoc_fold_under_title = 0
-
-
 FORTRAN							*ft-fortran-plugin*
 
 Options: