Enable the ccache sweep systemd timer
The associated service doesn't need to be enabled. Enabling the
timer is suffient for it to execute. It requires the timers
service so will be ready automatically to run on the configured
period.
https://pagure.io/freeipa/issue/8589
Signed-off-by: Rob Crittenden <rcritten@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>
Reviewed-By: Francois Cami <fcami@redhat.com>