Downgrade Unity UGUI package version to 1.0.0 in manifest.json

Author: IvanMurzak

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": "2.0.0",
+    "com.unity.ugui": "1.0.0",
     "com.unity.modules.animation": "1.0.0",
     "com.unity.modules.imageconversion": "1.0.0",
     "com.unity.modules.imgui": "1.0.0",