use wildmatch() directly without fnmatch() wrapper

Make it clear that we don't use fnmatch() anymore.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

builtin/tag.c

@@ -42,7 +42,7 @@ static int match_pattern(const char **patterns, const char *ref)
 	if (!*patterns)
 		return 1;
 	for (; *patterns; patterns++)
-		if (!fnmatch(*patterns, ref, 0))
+		if (!wildmatch(*patterns, ref, 0, NULL))
 			return 1;
 	return 0;
 }