Bump auth0-js from 6.8.4 to 9.13.2

Bumps [auth0-js](https://github.com/auth0/auth0.js) from 6.8.4 to 9.13.2.
- [Release notes](https://github.com/auth0/auth0.js/releases)
- [Changelog](https://github.com/auth0/auth0.js/blob/master/CHANGELOG.md)
- [Commits](auth0/auth0.js@v6.8.4...v9.13.2)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -33,7 +33,7 @@
   },
   "version": "1.0.1",
   "dependencies": {
-    "auth0-js": "^6.8.4",
+    "auth0-js": "^9.13.2",
     "config": "^3.2.0",
     "isomorphic-fetch": "^2.2.1",
     "le_node": "^1.7.0",