build(deps): bump axios from 0.19.2 to 0.21.1

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]

package-lock.json

@@ -23,7 +23,7 @@
   "dependencies": {
     "@psf/bch-js": "^4.2.0",
     "apidoc": "^0.23.0",
-    "axios": "^0.19.2",
+    "axios": "^0.21.1",
     "bcryptjs": "^2.4.3",
     "glob": "^7.0.0",
     "jsonwebtoken": "^8.3.0",