Allows creating new areas on the tram asteroid and surrounding mini-a…

…steroids (#80260)

Exactly what it says on the tin.

Allows people to expand rooms into the asteroid, or create new rooms
within it.

:cl:
qol: The asteroid on Tramstation can now have areas expanded into or
created within.
/:cl:

code/__HELPERS/areas.dm

@@ -88,6 +88,7 @@ GLOBAL_LIST_INIT(typecache_powerfailure_safe_areas, typecacheof(list(
 	// Ignore these areas and dont let people expand them. They can expand into them though
 	var/static/list/blacklisted_areas = typecacheof(list(
 		/area/space,
+		/area/station/asteroid,
 		))
 
 	var/error = ""

code/game/area/areas/station.dm

@@ -1488,6 +1488,7 @@
 	power_light = FALSE
 	requires_power = TRUE
 	ambience_index = AMBIENCE_MINING
+	outdoors = TRUE
 
 // Telecommunications Satellite