patch 9.1.1446: filetype: cuda-gdb config files are not recognized

Problem:  filetype: cuda-gdb config files are not recognized
Solution: detect .cuda-gdbinit and cuda-gdbinit files as gdb filetype
          (Wu Zhenyu)

closes: #17471

Signed-off-by: Wu, Zhenyu <wuzhenyu@ustc.edu>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/filetype.vim

@@ -932,7 +932,7 @@ au BufNewFile,BufRead *.fsh			setf fsh
 au BufNewFile,BufRead *.fsi,*.fsx		setf fsharp
 
 " GDB command files
-au BufNewFile,BufRead .gdbinit,gdbinit,.gdbearlyinit,gdbearlyinit,*.gdb		setf gdb
+au BufNewFile,BufRead .gdbinit,gdbinit,.cuda-gdbinit,cuda-gdbinit,.gdbearlyinit,gdbearlyinit,*.gdb		setf gdb
 
 " GDMO
 au BufNewFile,BufRead *.mo,*.gdmo		setf gdmo

src/testdir/test_filetype.vim

@@ -298,7 +298,7 @@ def s:GetFilenameChecks(): dict<list<string>>
     func: ['file.fc'],
     fusion: ['file.fusion'],
     fvwm: ['/.fvwm/file', 'any/.fvwm/file'],
-    gdb: ['.gdbinit', 'gdbinit', 'file.gdb', '.config/gdbearlyinit', '.gdbearlyinit'],
+    gdb: ['.gdbinit', 'gdbinit', '.cuda-gdbinit', 'cuda-gdbinit', 'file.gdb', '.config/gdbearlyinit', '.gdbearlyinit'],
     gdmo: ['file.mo', 'file.gdmo'],
     gdresource: ['file.tscn', 'file.tres'],
     gdscript: ['file.gd'],

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1446,
 /**/
     1445,
 /**/