Add missing SIGNAL_HANDLERs (#62115)

Add missing SIGNAL_HANDLERs

code/modules/wiremod/core/port.dm

@@ -133,6 +133,7 @@
 		disconnect(output)
 
 /datum/port/input/proc/disconnect(datum/port/output/output)
+	SIGNAL_HANDLER
 	connected_ports -= output
 	UnregisterSignal(output, COMSIG_PORT_SET_VALUE)
 	UnregisterSignal(output, COMSIG_PORT_SET_TYPE)

code/modules/wiremod/shell/moneybot.dm

@@ -149,4 +149,5 @@
  * * new_value - A boolean that determines if the circuit is locked or not.
  **/
 /obj/item/circuit_component/money_bot/proc/on_set_locked(datum/source, new_value)
+	SIGNAL_HANDLER
 	attached_bot.locked = new_value

code/modules/wiremod/shell/scanner_gate.dm

@@ -76,4 +76,5 @@
  * * new_value - A boolean that determines if the circuit is locked or not.
  **/
 /obj/item/circuit_component/scanner_gate/proc/on_set_locked(datum/source, new_value)
+	SIGNAL_HANDLER
 	attached_gate.locked = new_value