FPS Starter Project - reduce textures (#33)

* FPS Starter Project - Reworked most in game textures to reduce texture footprint sizes

* FPS starter project - Additional minor shader fixes connected to texture size reductions

Author: mbirkettsmith

workers/unity/Assets/Fps/Art/Character/Robot/Materials/Spatial_Robot_Character.mat

@@ -23,7 +23,7 @@ Material:
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _Texture_MSK:
-        m_Texture: {fileID: 2800000, guid: b855f2e0d7370a849a283f0cffc64500, type: 3}
+        m_Texture: {fileID: 2800000, guid: 6c09dd94400846d40a06122e8b936deb, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _Texture_NMT: