Give passive vents the correct sprite (#29536)

give passive vents the correct sprite

Resources/Prototypes/Entities/Structures/Piping/Atmospherics/unary.yml

@@ -76,7 +76,6 @@
   placement:
     mode: SnapgridCenter
   components:
-    # TODO ATMOS: Find sprite for this.
     - type: Sprite
       drawdepth: FloorObjects
       sprite: Structures/Piping/Atmospherics/vent.rsi
@@ -84,7 +83,7 @@
         - sprite: Structures/Piping/Atmospherics/pipe.rsi
           state: pipeHalf
           map: [ "enum.PipeVisualLayers.Pipe" ]
-        - state: vent_off
+        - state: vent_passive
           map: [ "enum.SubfloorLayers.FirstLayer" ]
     - type: Appearance
     - type: PipeColorVisuals