Removed Burst dependency. (#802)

Author: kaychang-unity

com.unity.render-pipelines.universal/Runtime/DeferredLights.cs

@@ -5,6 +5,7 @@
 using Unity.Jobs;
 using Unity.Mathematics;
 using static Unity.Mathematics.math;
+//#define URP_HAS_BURST
 
 // TODO SimpleLit material, make sure when variant is !defined(_SPECGLOSSMAP) && !defined(_SPECULAR_COLOR), specular is correctly silenced.
 // TODO use InitializeSimpleLitSurfaceData() in all shader code
@@ -146,7 +147,10 @@ public static class ShaderConstants
             public static int _ShadowLightIndex = Shader.PropertyToID("_ShadowLightIndex");
         }
 
+        // Disable Burst for now since there are issues on macos builds.
+#if URP_HAS_BURST
         [Unity.Burst.BurstCompile(CompileSynchronously = true)]
+#endif
         struct CullLightsJob : IJob
         {
             public DeferredTiler tiler;

com.unity.render-pipelines.universal/package.json

@@ -8,8 +8,7 @@
   "dependencies": {
     "com.unity.mathematics": "1.1.0",
     "com.unity.render-pipelines.core": "10.0.0-preview.1",
-    "com.unity.shadergraph": "10.0.0-preview.1",
-    "com.unity.burst": "1.2.3"
+    "com.unity.shadergraph": "10.0.0-preview.1"
   },
   "keywords": [
     "graphics",