Add @testing-library/react-hooks devDep

Fix tests for Components that use hooks

Remove ReloadButton component

Signed-off-by: Erik Engervall <erik.engervall@gmail.com>

plugins/github-release-manager/package.json

@@ -39,12 +39,13 @@
     "@backstage/dev-utils": "^0.1.13",
     "@backstage/test-utils": "^0.1.10",
     "@testing-library/jest-dom": "^5.10.1",
+    "@testing-library/react-hooks": "^5.1.1",
     "@testing-library/react": "^11.2.5",
     "@testing-library/user-event": "^12.0.7",
     "@types/jest": "^26.0.7",
     "@types/node": "^14.14.32",
-    "msw": "^0.21.2",
-    "cross-fetch": "^3.0.6"
+    "cross-fetch": "^3.0.6",
+    "msw": "^0.21.2"
   },
   "files": [
     "dist"