[FEATURE] Add the ability to reset ldap password

**Is your feature request related to a problem? Please describe.**
I was using authelia lldap and traefik forward auth i just migrated to tinyauth and its awsome
Some fonctionality i missing is the ability to reset password with ldap backend

**Describe the solution you'd like**
Reset password with ldap backend

**Describe alternatives you've considered**
Reset with lldap