owncloud/core

Bugfix: Fix exit codes of security:certificates commands

If there is an error when doing occ security:certificates:import or
occ security:certificates:remove then the command will exit with status 1.
This allows the caller to reliably detect if there was a problem.

https://github.com/owncloud/core/issues/35364
https://github.com/owncloud/core/pull/37783