Prepare 7.3.2

[julien-nc]

Changed

• Update dependencies, adjust GH actions, adjust tests to phpunit 10 @julien-nc #1177
• Use OCP InvalidTokenException instead of the OC one @julien-nc #1179
• Replace deprecated OC_User::useBackend with OCP\IUserManager::registerBackend @julien-nc #1168

Fixed

• Only use the prompt param for the authorization and token endpoints if defined in NC config, drop 'consent' as the default @julien-nc #1176