Fixes many entity prototypes being abstract when they shouldn't be.

Resources/Prototypes/Body/Mechanisms/tests.yml

@@ -2,7 +2,7 @@
   id: MechanismEMPStriker
   name: "EMP striker"
   description: "When activated, this arm implant will apply a small EMP on the target of a physical strike for 10 watts per use."
-  abstract: true
+  noSpawn: true
   components:
   - type: Sprite
   - type: Icon
@@ -14,7 +14,7 @@
   id: MechanismHonkModule
   name: "HONK module 3000"
   description: "Mandatory implant for all clowns after the Genevo Convention of 2459."
-  abstract: true
+  noSpawn: true
   components:
   - type: Sprite
   - type: Icon