K8SPG-493: disable scheduled backups when `.spec.pause: true` (percon…

…a#642)

https://perconadev.atlassian.net/browse/K8SPG-493

K8SPG-358 - Fix upgrade-minor test (percona#619)

Remove commented out code for run_psql_ssl function

2.2.0 version

2.1.0 version

K8SPG-294 Set release 1.4.0 image tags (percona#378)

Set release image tag for 2.0.0

K8SPG-239 update cr-minimal with release tag

K8SPG-190 Use release tags for 1.2.0

K8SPG-145 Use release operator version