fix: 1398 resolve python jose security vulnerability

[ianliuwk1019]

admin_management:

• use pyjwt and remove python-jose dependency.
• fix code impacted by the library replacement on jwt.
• fix tests.

backend:

• use pyjwt for auth token dependency, still keeping python-jose for BCSC part(deal with it in second ticket).
• fix code impacted by the library replacement on jwt.
• fix tests.

Created #1454 to part 2 on replacing "python-jose" for BCSC.

[sonarcloud[bot]]

Quality Gate failed for 'nr-forests-access-management_admin'

Failed conditions
61.1% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud