[MIRROR] fixes freon status effect never un-immobilizing victims (#361)

* Update gas.dm (#52957)

About The Pull Request

one of the overrides wasn't called

i removed the double override and just combined them (hopefully in the right order)
Why It's Good For The Game

no need to override twice in one file
Changelog

🆑
fix: freon should not have you stuck immobilized anymore
/🆑

* fixes freon status effect never un-immobilizing victims

Co-authored-by: silicons <2003111+silicons@users.noreply.github.com>

code/datums/status_effects/gas.dm

@@ -6,29 +6,22 @@
 	var/icon/cube
 	var/can_melt = TRUE
 
-/datum/status_effect/freon/on_apply()
-	. = ..()
-	if(!.)
-		return
-	ADD_TRAIT(owner, TRAIT_IMMOBILIZED, TRAIT_STATUS_EFFECT(id))
-
-/datum/status_effect/freon/on_remove()
-	REMOVE_TRAIT(owner, TRAIT_IMMOBILIZED, TRAIT_STATUS_EFFECT(id))
-	return ..()
-
 /obj/screen/alert/status_effect/freon
 	name = "Frozen Solid"
 	desc = "You're frozen inside an ice cube, and cannot move! You can still do stuff, like shooting. Resist out of the cube!"
 	icon_state = "frozen"
 
 /datum/status_effect/freon/on_apply()
+	. = ..()
+	if(!.)
+		return
+	ADD_TRAIT(owner, TRAIT_IMMOBILIZED, TRAIT_STATUS_EFFECT(id))
 	RegisterSignal(owner, COMSIG_LIVING_RESIST, .proc/owner_resist)
 	if(!owner.stat)
 		to_chat(owner, "<span class='userdanger'>You become frozen in a cube!</span>")
 	cube = icon('icons/effects/freeze.dmi', "ice_cube")
 	owner.add_overlay(cube)
 	owner.update_mobility()
-	return ..()
 
 /datum/status_effect/freon/tick()
 	owner.update_mobility()
@@ -50,6 +43,8 @@
 	owner.adjust_bodytemperature(100)
 	owner.update_mobility()
 	UnregisterSignal(owner, COMSIG_LIVING_RESIST)
+	REMOVE_TRAIT(owner, TRAIT_IMMOBILIZED, TRAIT_STATUS_EFFECT(id))
+	return ..()
 
 /datum/status_effect/freon/watcher
 	duration = 8