vim-patch:9.1.0919: filetype: some assembler files are not recognized

Problem:  filetype: some assembler are files not recognized
Solution: detect '*.nasm' files as nasm filetype and '*.masm' as masm
          filetype (Wu, Zhenyu)

closes: vim/vim#16194

d66d68763d

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

test/old/testdir/test_filetype.vim

@@ -114,6 +114,7 @@ func s:GetFilenameChecks() abort
     \ 'arduino': ['file.ino', 'file.pde'],
     \ 'art': ['file.art'],
     \ 'asciidoc': ['file.asciidoc', 'file.adoc'],
+    \ 'asm': ['file.s', 'file.S', 'file.a', 'file.A'],
     \ 'asn': ['file.asn', 'file.asn1'],
     \ 'asterisk': ['asterisk/file.conf', 'asterisk/file.conf-file', 'some-asterisk/file.conf', 'some-asterisk/file.conf-file'],
     \ 'astro': ['file.astro'],
@@ -453,6 +454,7 @@ func s:GetFilenameChecks() abort
     \ 'map': ['file.map'],
     \ 'maple': ['file.mv', 'file.mpl', 'file.mws'],
     \ 'markdown': ['file.markdown', 'file.mdown', 'file.mkd', 'file.mkdn', 'file.mdwn', 'file.md'],
+    \ 'masm': ['file.masm'],
     \ 'mason': ['file.mason', 'file.mhtml'],
     \ 'master': ['file.mas', 'file.master'],
     \ 'matlab': ['file.m'],
@@ -529,6 +531,7 @@ func s:GetFilenameChecks() abort
     \ 'n1ql': ['file.n1ql', 'file.nql'],
     \ 'named': ['namedfile.conf', 'rndcfile.conf', 'named-file.conf', 'named.conf', 'rndc-file.conf', 'rndc-file.key', 'rndc.conf', 'rndc.key'],
     \ 'nanorc': ['/etc/nanorc', 'file.nanorc', 'any/etc/nanorc'],
+    \ 'nasm': ['file.nasm'],
     \ 'natural': ['file.NSA', 'file.NSC', 'file.NSG', 'file.NSL', 'file.NSM', 'file.NSN', 'file.NSP', 'file.NSS'],
     \ 'ncf': ['file.ncf'],
     \ 'neomuttlog': ['/home/user/.neomuttdebug1'],