More active turfs removed on Wawastation (#87997)

## About The Pull Request
The xenobio slime kill room used the normal openspace variant causing
active turfs from the room below.

## Why It's Good For The Game
Kills a couple more active turfs

## Changelog
Nothing player facing probably

_maps/map_files/wawastation/wawastation.dmm

@@ -63396,6 +63396,10 @@
 	},
 /turf/open/floor/iron/white,
 /area/station/science/ordnance/testlab)
+"wqG" = (
+/obj/structure/lattice/catwalk,
+/turf/open/openspace/telecomms,
+/area/station/science/xenobiology)
 "wqK" = (
 /obj/structure/table,
 /obj/item/circular_saw,
@@ -186170,9 +186174,9 @@ qXj
 lKY
 qUi
 wmO
-ybO
-ybO
-ybO
+wqG
+wqG
+wqG
 wmO
 rmi
 lKY
@@ -186427,9 +186431,9 @@ qXj
 avA
 nVm
 wmO
-ybO
-ybO
-ybO
+wqG
+wqG
+wqG
 wmO
 xGG
 uBm
@@ -186684,9 +186688,9 @@ qXj
 lKY
 qGD
 wmO
-ybO
-ybO
-ybO
+wqG
+wqG
+wqG
 wmO
 bLI
 lKY