Bump axios from 0.19.0 to 0.21.1 (#88)

Bumps [axios](https://github.com/axios/axios) from 0.19.0 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@v0.19.0...v0.21.1)

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Author: dependabot[bot]

package-lock.json

@@ -48,7 +48,7 @@
     },
     "devDependencies": {
         "@fortawesome/fontawesome-free": "^5.6.3",
-        "axios": "^0.19.0",
+        "axios": "^0.21.1",
         "babel-plugin-transform-import-styles": "0.0.11",
         "bootstrap": "^4.3.1",
         "enzyme": "^3.9.0",