Bump axios from 0.21.1 to 0.28.0

Bumps [axios](https://github.com/axios/axios) from 0.21.1 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@v0.21.1...v0.28.0)

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

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

package.json

@@ -25,7 +25,7 @@
     "@vue/cli-plugin-unit-jest": "^4.3.1",
     "@vue/cli-service": "^4.3.1",
     "@vue/test-utils": "1.0.0-beta.29",
-    "axios": "^0.21.1",
+    "axios": "^0.28.0",
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "^10.1.0",
     "babel-jest": "^24.9.0",