Some sofas are no longer backwards. (#4197)

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## About The Pull Request
Some east/west facing sprites were swapped, idk. It made you sit
backwards so kinda not good.
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## Why It's Good For The Game
I want to face forwards when sitting.
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## Changelog

:cl:
fix: Some sofa sprites are no longer backwards.
/:cl:

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_maps/RandomRuins/WasteRuins/wasteplanet_icwbase.dmm

@@ -5660,7 +5660,9 @@
 /turf/open/floor/plasteel/patterned/brushed,
 /area/ruin/wasteplanet/wasteplanet_icwbase/tcommoni)
 "wd" = (
-/obj/structure/chair/sofa/red/corpo/right/directional/east,
+/obj/structure/chair/sofa/red/corpo/right/directional/east{
+	dir = 8
+	},
 /obj/effect/turf_decal/spline/fancy/opaque/syndiered{
 	dir = 5
 	},

_maps/shuttles/syndicate/syndicate_hardliners_banshee.dmm

@@ -2260,7 +2260,7 @@
 	},
 /obj/effect/decal/cleanable/dirt/dust,
 /obj/structure/chair/sofa/red/corpo/right{
-	dir = 8
+	dir = 4
 	},
 /turf/open/floor/plasteel/dark,
 /area/ship/crew)