Protect arrival shuttle from spacevine (#26567)

code/modules/events/spacevine.dm

@@ -538,6 +538,7 @@
 	var/spread_multiplier = 5
 	var/spread_cap = 30
 	var/mutativeness = 1
+	var/list/protected_areas = list(/area/shuttle/arrival/station)
 
 /obj/structure/spacevine_controller/New(loc, list/muts, potency, production)
 	color = "#ffffff"
@@ -680,7 +681,7 @@
 			spread_success |= SM.on_spread(src, stepturf) // If this returns 1, spreading succeeded
 		if(!locate(/obj/structure/spacevine, stepturf))
 			// snowflake for space turf, but space turf is super common and a big deal
-			if(!isspaceturf(stepturf) && stepturf.Enter(src))
+			if(!isspaceturf(stepturf) && !is_type_in_list(get_area(stepturf), master.protected_areas) && stepturf.Enter(src))
 				if(master)
 					master.spawn_spacevine_piece(stepturf, src)
 				spread_success = TRUE