vim-patch:9.1.0250: filetype: ldscripts cannot be recognized

Problem:  filetype: ldscripts cannot be recognized
Solution: Detect '*/ldscripts/*' as ld
          (Wu, Zhenyu)

closes: vim/vim#14371

4c7098b00a

Co-authored-by: Wu, Zhenyu <wuzhenyu@ustc.edu>

runtime/lua/vim/filetype.lua

@@ -1775,6 +1775,7 @@ local pattern = {
   ['.*%.[Ss][Uu][Bb]'] = 'krl',
   ['lilo%.conf.*'] = starsetf('lilo'),
   ['.*/etc/logcheck/.*%.d.*/.*'] = starsetf('logcheck'),
+  ['.*/ldscripts/.*'] = 'ld',
   ['.*lftp/rc'] = 'lftp',
   ['.*/%.libao'] = 'libao',
   ['.*/etc/libao%.conf'] = 'libao',

test/old/testdir/test_filetype.vim

@@ -358,7 +358,7 @@ func s:GetFilenameChecks() abort
     \ 'kwt': ['file.k'],
     \ 'lace': ['file.ace', 'file.ACE'],
     \ 'latte': ['file.latte', 'file.lte'],
-    \ 'ld': ['file.ld'],
+    \ 'ld': ['file.ld', 'any/usr/lib/aarch64-xilinx-linux/ldscripts/aarch64elf32b.x'],
     \ 'ldif': ['file.ldif'],
     \ 'lean': ['file.lean'],
     \ 'ledger': ['file.ldg', 'file.ledger', 'file.journal'],