change the filter of numberic with exclude flag(#143) (#144)

Co-authored-by: shaojunwu <xjplke@163.com>
Co-authored-by: Avital Fine <98389525+Avital-Fine@users.noreply.github.com>

redisearch/query.go

@@ -259,7 +259,7 @@ func appendNumArgs(num float64, exclude bool, args redis.Args) redis.Args {
 	}
 
 	if exclude {
-		return append(args, fmt.Sprint("(", num))
+		return append(args, fmt.Sprintf("(%v", num))
 	}
 	return append(args, num)
 }