yarn: Upgrade packages

- react-admin:  3.7.0

Change-Id: I01e4a2244a6ca0d6fc231fe83a94f73d48618824

package.json

@@ -12,7 +12,7 @@
   "devDependencies": {
     "@testing-library/jest-dom": "^5.1.1",
     "@testing-library/react": "^10.0.2",
-    "@testing-library/user-event": "^10.0.1",
+    "@testing-library/user-event": "^12.0.11",
     "enzyme": "^3.11.0",
     "enzyme-adapter-react-16": "^1.15.2",
     "eslint": "^6.8.0",
@@ -24,7 +24,7 @@
     "prop-types": "^15.7.2",
     "ra-language-german": "^2.1.2",
     "react": "^16.13.1",
-    "react-admin": "^3.4.0",
+    "react-admin": "^3.7.0",
     "react-dom": "^16.13.1",
     "react-scripts": "^3.4.1"
   },