Address PR comments

com.unity.render-pipelines.high-definition/HDRP/Material/Decal/Decal.shader

 
         Pass
         {
-            Name "DBuffer"  // Name is not used
-            Tags { "LightMode" = "DBuffer" } // This will be only for opaque object based on the RenderQueue index
+            Name "DBufferProjector"  // Name is not used
+            Tags { "LightMode" = "DBufferProjector" } // This will be only for opaque object based on the RenderQueue index
 
             // back faces with zfail, for cases when camera is inside the decal volume
             Cull Front
 
 		Pass
 		{
-			Name "MeshDecals"  // Name is not used
-			Tags{"LightMode" = "MeshDecals"} // This will be only for opaque object based on the RenderQueue index
+			Name "DBufferMesh"  // Name is not used
+			Tags{"LightMode" = "DBufferMesh"} // This will be only for opaque object based on the RenderQueue index
 										 
 			Cull Back
 			ZWrite Off

com.unity.render-pipelines.high-definition/HDRP/Material/Decal/DecalSystem.cs

             foreach (var pair in m_DecalSets)
             {
                 pair.Value.RenderIntoDBuffer(cmd);
-            }           
+            }
         }
 
         public void SetAtlas(CommandBuffer cmd)

com.unity.render-pipelines.high-definition/HDRP/RenderPipeline/HDRenderPipeline.cs

                 return;
 
             using (new ProfilingSample(cmd, "DBufferRender", CustomSamplerId.DBufferRender.GetSampler()))
-            {                
+            {
                 // We need to copy depth buffer texture if we want to bind it at this stage
                 CopyDepthBufferIfNeeded(cmd);
 

com.unity.render-pipelines.high-definition/HDRP/RenderPipeline/HDStringConstants.cs

         public static readonly string s_TransparentDepthPostpassStr = "TransparentDepthPostpass";
         public static readonly string s_MetaStr = "Meta";
         public static readonly string s_ShadowCasterStr = "ShadowCaster";
-        public static readonly string s_MeshDecalsStr = "MeshDecals";
+        public static readonly string s_MeshDecalsStr = "DBufferMesh";
 
         // ShaderPass name
         public static readonly ShaderPassName s_EmptyName = new ShaderPassName(s_EmptyStr);