Remove react-unity-webgl dependency from package.json and package-lock.json

Author: jeffreylanters

testing/package-lock.json

@@ -8,8 +8,7 @@
   },
   "dependencies": {
     "react": "^18.3.1",
-    "react-dom": "^18.3.1",
-    "react-unity-webgl": "9.8.0"
+    "react-dom": "^18.3.1"
   },
   "devDependencies": {
     "@eslint/js": "^9.17.0",