[DRBD-announce] python-linstor/linstor-client 1.20.1 release

Hi,

a small addition to the client, it can now set the controller/satellite log
level and
it is now no longer necessary to use raw curl calls.

## linstor-client
### Added

- Add "set-log-level" subcommand for controller and node

https://pkg.linbit.com//downloads/linstor/linstor-client-1.20.1.tar.gz

## python-linstor
### Added

- Add set_log_level for controller and node

https://pkg.linbit.com//downloads/linstor/python-linstor-1.20.1.tar.gz

Linstor PPA:
https://launchpad.net/~linbit/+archive/ubuntu/linbit-drbd9-stack

Best regards,
Rene