Update Unity UGUI package version to 2.0.0 in package.json and manifest.json

Author: IvanMurzak

Assets/_PackageRoot/package.json

@@ -9,7 +9,7 @@
     "unity": "2019.2",
     "description": "Asynchronous image loading from remote or local destination. It has two layers of configurable Memory and Disk cache systems.",
     "dependencies": {
-        "com.unity.ugui": "1.0.0",
+        "com.unity.ugui": "2.0.0",
         "com.cysharp.unitask": "2.5.10"
     },
     "scopedRegistries": [

Packages/manifest.json

@@ -3,7 +3,7 @@
     "com.cysharp.unitask": "2.5.10",
     "com.unity.ide.visualstudio": "1.0.11",
     "com.unity.test-framework": "1.1.33",
-    "com.unity.ugui": "1.0.0",
+    "com.unity.ugui": "2.0.0",
     "com.unity.modules.animation": "1.0.0",
     "com.unity.modules.imageconversion": "1.0.0",
     "com.unity.modules.imgui": "1.0.0",