Issue 50882 - Fix healthcheck errors for instances that do not have TLS enabled
Bug Description: The config and FSChecks fail when TLS is not setup
Fix Description: Properly check for conditions when TLS is not enabled,
and ignore errors if TLS related files are not present
during the FS permissions check.
relates: https://pagure.io/389-ds-base/issue/50882
Reviewed by: firstyear(thanks!)