bzgrep: make flag --no-filename work

PR:		248813
MFC after:	1 week

usr.bin/grep/zgrep.sh

@@ -90,6 +90,10 @@ do
 	    pattern_found=1
 	    shift
 	    ;;
+	-h|--no-filename)
+	    silent=1
+	    shift
+	    ;;
 	--*)
 	    grep_args="${grep_args} $1"
 	    shift
@@ -120,10 +124,6 @@ do
 	    hyphen=1
 	    shift
 	    ;;
-	-h)
-	    silent=1
-	    shift
-	    ;;
 	-r|-R)
 	    echo "${prg}: the ${1} flag is not currently supported" >&2
 	    exit 1