Bump axios from 0.26.1 to 0.28.0 in /react-sample

Bumps [axios](https://github.com/axios/axios) from 0.26.1 to 0.28.0.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v0.28.0/CHANGELOG.md)
- [Commits](axios/axios@v0.26.1...v0.28.0)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

react-sample/package-lock.json

@@ -8,7 +8,7 @@
     "@testing-library/user-event": "^13.5.0",
     "amazon-cognito-identity-js": "^5.2.7",
     "aws-sdk": "^2.1354.0",
-    "axios": "^0.26.0",
+    "axios": "^0.28.0",
     "cross-fetch": "^3.1.5",
     "react": "^17.0.2",
     "react-bootstrap": "^2.2.0",