gateways: make Webinterface unreachable from uplink site

this should enhance security similar to #1469

Author: FFHener

roles/cfg_openwrt/templates/gateway/config/firewall.j2

@@ -100,13 +100,6 @@ config rule
 	option dest_port        22
 	option target		ACCEPT
 
-config rule
-	option name             "Allow HTTPS"
-	option src		uplink
-	option proto		tcp
-	option dest_port        443
-	option target		ACCEPT
-
 config rule
 	option name             "Allow GRE"
 	option src		uplink