Fix the training dummy material

Sources/Materials/training_dummy_col5.mat

@@ -12,14 +12,15 @@ Material:
   m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
   m_ValidKeywords:
+  - _ALPHATEST_ON
   - _NORMALMAP
   m_InvalidKeywords: []
   m_LightmapFlags: 4
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
-  m_CustomRenderQueue: -1
+  m_CustomRenderQueue: 2450
   stringTagMap:
-    RenderType: Opaque
+    RenderType: TransparentCutout
   disabledShaderPasses: []
   m_LockedProperties: 
   m_SavedProperties:
@@ -83,15 +84,15 @@ Material:
         m_Offset: {x: 0, y: 0}
     m_Ints: []
     m_Floats:
-    - _AlphaClip: 0
-    - _AlphaToMask: 0
+    - _AlphaClip: 1
+    - _AlphaToMask: 1
     - _Blend: 0
     - _BlendModePreserveSpecular: 1
     - _BumpScale: 1
     - _ClearCoatMask: 0
     - _ClearCoatSmoothness: 0
     - _Cull: 2
-    - _Cutoff: 0.5
+    - _Cutoff: 0.307
     - _DetailAlbedoMapScale: 1
     - _DetailNormalMapScale: 1
     - _DstBlend: 0
@@ -106,7 +107,7 @@ Material:
     - _Parallax: 0.02
     - _QueueOffset: 0
     - _ReceiveShadows: 1
-    - _Smoothness: 0.5
+    - _Smoothness: 0
     - _SmoothnessTextureChannel: 0
     - _SpecularHighlights: 1
     - _SrcBlend: 1