Bump axios from 0.19.2 to 0.21.1 in /frontend

Bumps [axios](https://github.com/axios/axios) from 0.19.2 to 0.21.1.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v0.21.1/CHANGELOG.md)
- [Commits](axios/axios@v0.19.2...v0.21.1)

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -9,7 +9,7 @@
         "@material-ui/icons": "^3.0.2",
         "@svgr/webpack": "^5.4.0",
         "@sweetalert/with-react": "^0.1.1",
-        "axios": "^0.19.2",
+        "axios": "^0.21.1",
         "babel-core": "7.0.0-bridge.0",
         "babel-eslint": "9.0.0",
         "babel-jest": "^25.5.1",