Adds more unit tests for improper cables (#24262)

* cablening + remove a duplicate proc

* okay compile im dumb

* oops

* okay im dumber than I thought

* lmao

* OKAY IT WORKS PROPERLY NOW

* lets test these maps to see if they pass

* maybe this works

* undo the testing

* unfuck map files

* unfuck shit maybe?

* PLEASE i think fucking merge hooks are fucking me

* okay goodbye merge hooks

* PLEASE

code/modules/mod/mod_control.dm

@@ -243,7 +243,7 @@
 /obj/item/mod/control/on_mob_move(direction, mob/user)
 	if(!jetpack_active || !isturf(user.loc))
 		return
-	var/turf/T = get_step(src, GetOppositeDir(direction))
+	var/turf/T = get_step(src, reverse_direction(direction))
 	if(!has_gravity(T))
 		new /obj/effect/particle_effect/ion_trails(T, direction)