* Fixed null token panic from 'v1/auth/token/' endpoints and returned proper error response
* added changelog entry for PR #13233
* changed error message from 'bad token' to 'null token'
* rebased off of main
* Revert "changed error message from 'bad token' to 'null token'"
This reverts commit 381ed9b32c5ddd5e47adb1643ef7e46fb768bc76.
* changed 'bad token' error message to 'invalid token' after revert
* remove unnecessary vault-data folder