Fix King ability "Petrify" (#712)

* Petrify fixik

* If swap

code/datums/components/deployable_item.dm

@@ -63,7 +63,7 @@
 	var/obj/deployed_machine
 
 	if(user)
-		if(!ishuman(user) || HAS_TRAIT(item_to_deploy, TRAIT_NODROP))
+		if(!ishuman(user) || HAS_TRAIT(item_to_deploy, TRAIT_NODROP) || HAS_TRAIT(user, TRAIT_HANDS_BLOCKED))
 			return
 
 		if(LinkBlocked(get_turf(user), location))
@@ -145,11 +145,12 @@
 
 	if(!undeployed_item)
 		CRASH("[src] is missing it's internal item.")
-
 	if(!user)
 		CRASH("[source] has sent the signal COMSIG_ITEM_UNDEPLOY to [undeployed_item] without the arg 'user'")
 	if(!ishuman(user))
 		return
+	if(HAS_TRAIT(user, TRAIT_HANDS_BLOCKED))
+		return
 	var/obj/machinery/deployable/mounted/sentry/sentry
 	if(issentry(deployed_machine))
 		sentry = deployed_machine