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

Resources/Textures/Structures/Piping/Atmospherics/vent.rsi/meta.json

@@ -7,6 +7,10 @@
    "license":"CC-BY-SA-3.0",
    "copyright":"Taken from https://github.com/BeeStation/BeeStation-Hornet at commit 4ccd79de285e79e504308bcd6fa5908d6b7685f7",
    "states":[
+      {
+         "name":"vent_passive",
+         "directions" : 4
+      },
       {
          "name":"vent_off",
          "directions" : 4