Reset HDRP asset shadow budget to default values

com.unity.render-pipelines.high-definition/HDRP/HDRenderPipelineAsset.asset

       shadowAtlasWidth: 4096
       shadowAtlasHeight: 4096
       maxPointLightShadows: 6
-      maxSpotLightShadows: 20
-      maxDirectionalLightShadows: 4
+      maxSpotLightShadows: 12
+      maxDirectionalLightShadows: 1
     decalSettings:
       drawDistance: 1000
       atlasWidth: 4096