Removed embedded packages

Packages/com.verasl.water-system/Scripts/Water.cs

         RenderTexture _depthTex;
         public Texture _bakedDepthTex;
         private Camera _depthCam;
-        [SerializeField]
         private Texture2D _rampTexture;
         [SerializeField]
         public Wave[] _waves;

Packages/manifest.json

 {
   "dependencies": {
-    "com.unity.burst": "1.1.2",
+    "com.unity.burst": "1.2.0-preview.1",
-    "com.unity.render-pipelines.universal": "7.0.1",
+    "com.unity.render-pipelines.universal": "7.1.1",
     "com.unity.test-framework": "1.1.1",
     "com.unity.textmeshpro": "2.0.1",
     "com.unity.timeline": "1.2.2",