[FS#548] firewall3: Timezone problems, UTC used always despite UTC Time not checked

[LEDE Bugs]

The following task is now closed:

FS#548 - firewall3: Timezone problems, UTC used always despite UTC Time not checked
User who did this - Yousong Zhou (yousong)

Reason for closing: Fixed
More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=548