Fixes entity spawner icons (#9411)

* fixes asteroid icon / parent and adds suffix

* fixes asteroid icon / parent and adds suffix

* fix rust wall icon

* fix table icon

* fix counter icons

* makes base grenade abstract

* fixes rat stomach sprite error

* really fixed rat stomachs

Resources/Prototypes/Body/Mechanisms/rat.yml

@@ -13,3 +13,5 @@
   components:
   - type: Stomach
     maxVolume: 50 # they're hungry
+  - type: Sprite
+    state: stomach

Resources/Prototypes/Body/Parts/animal.yml

@@ -71,6 +71,9 @@
   abstract: true
   components:
   - type: Mechanism
+  - type: Sprite
+    netsync: false
+    sprite: Mobs/Species/Human/organs.rsi
 
 - type: entity
   id: OrganAnimalLungs