HDRenderLoop: Correction to depth offset added

Assets/ScriptableRenderLoop/HDRenderLoop/ShaderPass/ShaderPassDepthOnly.hlsl

 #endif
 
 void Frag(  PackedVaryings packedInput,
-            outColor SV_Target
+            out float4 outColor : SV_Target
-            float outputDepth : SV_Depth
+            , out float outputDepth : SV_Depth
             #endif
         )
 {

Assets/ScriptableRenderLoop/HDRenderLoop/ShaderPass/ShaderPassForward.hlsl

 #endif
 
 void Frag(  PackedVaryings packedInput,
-            outColor SV_Target
+            out float4 outColor : SV_Target
-            float outputDepth : SV_Depth
+            , out float outputDepth : SV_Depth
             #endif
         )
 {

Assets/ScriptableRenderLoop/HDRenderLoop/ShaderPass/ShaderPassGBuffer.hlsl

 			OUTPUT_GBUFFER(outGBuffer)
             OUTPUT_GBUFFER_VELOCITY(outVelocityBuffer)
             #ifdef _DEPTHOFFSET_ON
-            float outputDepth : SV_Depth
+            , float outputDepth : SV_Depth
             #endif
 			)
 {