Updated several dependencies and switch to different totp library.
- Switch oath with totp-lite
oauth hasn't been updated in a long while and some dependencies could not be updated any more
It now also validates a preseeding 0, as the previous library returned an int instead of a str which stripped a leading 0
- Updated rust to the current latest nightly (including build image)
- Updated bootstrap css and js
- Updated hadolint to latest version
- Updated default rust image from v1.53 to v1.54
- Updated new nightly build/clippy messages