Merge pull request #13671 from taosdata/fix/timezone_minorfix

fix(query): timezone check minor fix

source/libs/function/src/builtins.c

@@ -1112,7 +1112,7 @@ static bool validateHourRange(int8_t hour) {
 }
 
 static bool validateMinuteRange(int8_t hour, int8_t minute, char sign) {
-  if (minute == 0 || (minute == 30 && (hour == 3 || hour == 5) && sign == '-')) {
+  if (minute == 0 || (minute == 30 && (hour == 3 || hour == 5) && sign == '+')) {
     return true;
   }