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>
diff --git a/builtin/tag.c b/builtin/tag.c
index 74d3780..169c676 100644
--- a/builtin/tag.c
+++ b/builtin/tag.c
@@ -42,7 +42,7 @@
 	if (!*patterns)
 		return 1;
 	for (; *patterns; patterns++)
-		if (!fnmatch(*patterns, ref, 0))
+		if (!wildmatch(*patterns, ref, 0, NULL))
 			return 1;
 	return 0;
 }