Merge pull request #2 from itchyny/detect-any-gomod

detect any gomod files matching go.*.mod

Author: johejo

Diff for: ftdetect/gomod.vim

@@ -1,5 +1,5 @@
 au! BufRead,BufNewFile *.mod,*.MOD
-autocmd BufRead,BufNewFile go.mod call s:gomod()
+autocmd BufRead,BufNewFile go.{,*.}mod call s:gomod()
 
 fun! s:gomod()
   for l:i in range(1, line('$'))