Bump axios from 0.21.1 to 0.21.2 in /ui

Bumps [axios](https://github.com/axios/axios) from 0.21.1 to 0.21.2.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/master/CHANGELOG.md)
- [Commits](https://github.com/axios/axios/compare/v0.21.1...v0.21.2)

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

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

ui/package.json

@@ -19,7 +19,7 @@
     "@material-ui/icons": "^4.11.2",
     "@material-ui/pickers": "^3.3.10",
     "@material-ui/styles": "^4.11.3",
-    "axios": "^0.21.1",
+    "axios": "^0.21.2",
     "date-fns": "^2.19.0",
     "material-design-icons-iconfont": "^6.1.0",
     "prop-types": "^15.7.2",