vim-patch:9.0.0427: Drupal theme files are not recognized (#20138)

Problem:    Drupal theme files are not recognized.
Solution:   Use php filetype for Drupl theme files.  Remove trailing spaces.
            (Rodrigo Aguilera, closes vim/vim#11096)
8995c4cd4e

runtime/filetype.vim

@@ -1399,7 +1399,8 @@ au BufNewFile,BufRead *.pod			setf pod
 " Also Phtml (was used for PHP 2 in the past).
 " Also .ctp for Cake template file.
 " Also .phpt for php tests.
-au BufNewFile,BufRead *.php,*.php\d,*.phtml,*.ctp,*.phpt	setf php
+" Also .theme for Drupal theme files.
+au BufNewFile,BufRead *.php,*.php\d,*.phtml,*.ctp,*.phpt,*.theme	setf php
 
 " PHP config
 au BufNewFile,BufRead php.ini-*			setf dosini

runtime/lua/vim/filetype.lua

@@ -746,6 +746,7 @@ local extension = {
   php = 'php',
   phpt = 'php',
   phtml = 'php',
+  theme = 'php',
   pike = 'pike',
   pmod = 'pike',
   rcp = 'pilrc',

src/nvim/testdir/test_filetype.vim

@@ -409,7 +409,7 @@ let s:filename_checks = {
     \ 'perl': ['file.plx', 'file.al', 'file.psgi', 'gitolite.rc', '.gitolite.rc', 'example.gitolite.rc'],
     \ 'pf': ['pf.conf'],
     \ 'pfmain': ['main.cf'],
-    \ 'php': ['file.php', 'file.php9', 'file.phtml', 'file.ctp', 'file.phpt'],
+    \ 'php': ['file.php', 'file.php9', 'file.phtml', 'file.ctp', 'file.phpt', 'file.theme'],
     \ 'pike': ['file.pike', 'file.pmod'],
     \ 'pilrc': ['file.rcp'],
     \ 'pine': ['.pinerc', 'pinerc', '.pinercex', 'pinercex'],