patch 9.1.0245: filetype: zsh theme, history and zunit files are not recognized

Problem:  filetype: zsh theme, history and zunit files are not
          recognized.
Solution: Detect '.zsh_history', '*.zsh-theme' and '*.zunit' as zsh
          (Wu, Zhenyu)

closes: #14366

Signed-off-by: Wu, Zhenyu <[email protected]>
Signed-off-by: Christian Brabandt <[email protected]>

Author: Freed-Wu

runtime/filetype.vim

@@ -2047,8 +2047,8 @@ au BufNewFile,BufRead *.zs			setf zserio
 
 " Z-Shell script (patterns ending in a star further below)
 au BufNewFile,BufRead .zprofile,*/etc/zprofile,.zfbfmarks  setf zsh
-au BufNewFile,BufRead .zshrc,.zshenv,.zlogin,.zlogout,.zcompdump setf zsh
-au BufNewFile,BufRead *.zsh			setf zsh
+au BufNewFile,BufRead .zshrc,.zshenv,.zlogin,.zlogout,.zcompdump,.zsh_history setf zsh
+au BufNewFile,BufRead *.zsh,*.zsh-theme,*.zunit		setf zsh
 
 " Scheme ("racket" patterns are now separate, see above)
 au BufNewFile,BufRead *.scm,*.ss,*.sld		setf scheme

src/testdir/test_filetype.vim

@@ -828,8 +828,8 @@ def s:GetFilenameChecks(): dict<list<string>>
     zimbu: ['file.zu'],
     zimbutempl: ['file.zut'],
     zserio: ['file.zs'],
-    zsh: ['.zprofile', '/etc/zprofile', '.zfbfmarks', 'file.zsh',
-          '.zcompdump', '.zlogin', '.zlogout', '.zshenv', '.zshrc',
+    zsh: ['.zprofile', '/etc/zprofile', '.zfbfmarks', 'file.zsh', 'file.zsh-theme', 'file.zunit',
+          '.zcompdump', '.zlogin', '.zlogout', '.zshenv', '.zshrc', '.zsh_history',
           '.zcompdump-file', '.zlog', '.zlog-file', '.zsh', '.zsh-file',
           'any/etc/zprofile', 'zlog', 'zlog-file', 'zsh', 'zsh-file'],
 

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    245,
 /**/
     244,
 /**/