explicitly set _CameraDepthTexture precision

Assets/ScriptableRenderLoop/HDRenderPipeline/Debug/Resources/DebugViewMaterialGBuffer.shader

 
             DECLARE_GBUFFER_TEXTURE(_GBufferTexture);
 
-            TEXTURE2D(_CameraDepthTexture);
+            TEXTURE2D_FLOAT(_CameraDepthTexture);
             SAMPLER2D(sampler_CameraDepthTexture);
             int         _DebugViewMaterial;
 

Assets/ScriptableRenderLoop/HDRenderPipeline/Debug/Resources/DebugViewTiles.shader

             // variable declaration
             //-------------------------------------------------------------------------------------
 
-            TEXTURE2D(_CameraDepthTexture);
+            TEXTURE2D_FLOAT(_CameraDepthTexture);
             SAMPLER2D(sampler_CameraDepthTexture);
 
             uint _ViewTilesFlags;

Assets/ScriptableRenderLoop/HDRenderPipeline/Lighting/Resources/Deferred.shader

 
             DECLARE_GBUFFER_TEXTURE(_GBufferTexture);
 
- 			TEXTURE2D(_CameraDepthTexture);
+			TEXTURE2D_FLOAT(_CameraDepthTexture);
 			SAMPLER2D(sampler_CameraDepthTexture);
 
             struct Attributes

Assets/ScriptableRenderLoop/HDRenderPipeline/Lighting/TilePass/Resources/shadeopaque.compute

 
 DECLARE_GBUFFER_TEXTURE(_GBufferTexture);
 
-TEXTURE2D(_CameraDepthTexture);
+TEXTURE2D_FLOAT(_CameraDepthTexture);
 SAMPLER2D(sampler_CameraDepthTexture);
 
 #ifdef OUTPUT_SPLIT_LIGHTING

Assets/ScriptableRenderLoop/HDRenderPipeline/Material/Lit/Resources/CombineSubsurfaceScattering.shader

             float4 _FilterKernel[7];  // RGB = weights, A = radial distance
             float  _FilterRadius;     // Uses world-space units
 
-            TEXTURE2D(_CameraDepthTexture);
+            TEXTURE2D_FLOAT(_CameraDepthTexture);
             TEXTURE2D(_IrradianceSource);
             SAMPLER2D(sampler_IrradianceSource);
 

Assets/ScriptableRenderLoop/HDRenderPipeline/Sky/ProceduralSky/Resources/AtmosphericScattering.hlsl

 SAMPLER2D(sampler_CameraDepthTexture);
 #define SRL_BilinearSampler sampler_CameraDepthTexture // Used for all textures
 
-TEXTURE2D(_CameraDepthTexture);
+TEXTURE2D_FLOAT(_CameraDepthTexture);
 TEXTURE2D(_OcclusionTexture);
 
 float HenyeyGreensteinPhase(float g, float cosTheta) {