Remove landing waypoint on gateway uncalibrated maps

maps/tether/submaps/gateway/carpfarm.dmm

@@ -763,16 +763,6 @@
 	},
 /turf/simulated/floor/airless,
 /area/space)
-"sI" = (
-/obj/effect/shuttle_landmark{
-	base_area = /area/space;
-	base_turf = /turf/space;
-	flags = 2;
-	landmark_tag = "tether_excursion_carpfarm";
-	name = "Outside Facility (SW)"
-	},
-/turf/space,
-/area/space)
 "Fi" = (
 /obj/effect/overmap/visitable/sector/tether_gateway/carpfarm,
 /turf/space,
@@ -4593,7 +4583,7 @@ aa
 aa
 aa
 aa
-sI
+aa
 aa
 aa
 aa

maps/tether/submaps/gateway/snowfield.dmm

@@ -1683,18 +1683,6 @@
 	temperature = 243.15
 	},
 /area/awaymission/snowfield/base)
-"tn" = (
-/obj/effect/shuttle_landmark{
-	base_area = /area/awaymission/snowfield/outside;
-	base_turf = /turf/simulated/floor/outdoors/snow;
-	landmark_tag = "tether_excursion_snowfield"
-	},
-/turf/simulated/floor/outdoors/snow{
-	nitrogen = 93.7835;
-	oxygen = 20.7263;
-	temperature = 243.15
-	},
-/area/awaymission/snowfield/outside)
 "Bw" = (
 /obj/effect/overmap/visitable/sector/tether_gateway/snowfield,
 /turf/simulated/floor/outdoors/snow{
@@ -7331,7 +7319,7 @@ ad
 ad
 ad
 ad
-tn
+ad
 ad
 ad
 ad