K8SPG-995 update versions after release 3.0.0

[valmiranogueira]

CHANGE DESCRIPTION

Solution:

• Update versions after release 3.0.0.
• Introduce a new rule to update release_versions file to the main ones.

CHECKLIST

Jira

• Is the Jira ticket created and referenced properly?
• Does the Jira ticket have the proper statuses for documentation (Needs Doc) and QA (Needs QA)?
• Does the Jira ticket link to the proper milestone (Fix Version field)?

Tests

• Is an E2E test/test case added for the new feature/change?
• Are unit tests added where appropriate?

Config/Logging/Testability

• Are all needed new/changed options added to default YAML files?
• Are all needed new/changed options added to the Helm Chart?
• Did we add proper logging messages for operator actions?
• Did we ensure compatibility with the previous version or cluster upgrade process?
• Does the change support oldest and newest supported PG version?
• Does the change support oldest and newest supported Kubernetes version?

[JNKPercona]

Test Name	Result	Time
backup-enable-disable	passed	00:13:08
builtin-extensions	passed	00:06:07
cert-manager-tls	passed	00:09:58
custom-envs	passed	00:19:11
custom-tls	passed	00:05:58
database-init-sql	passed	00:02:29
demand-backup	passed	00:24:51
demand-backup-offline-snapshot	passed	00:13:53
dynamic-configuration	passed	00:03:11
finalizers	passed	00:03:51
init-deploy	passed	00:02:59
huge-pages	passed	00:02:58
major-upgrade-14-to-15	passed	00:11:14
major-upgrade-15-to-16	passed	00:11:03
major-upgrade-16-to-17	passed	00:10:36
major-upgrade-17-to-18	passed	00:08:50
ldap	passed	00:03:55
ldap-tls	passed	00:07:52
monitoring	passed	00:08:16
monitoring-pmm3	passed	00:09:30
one-pod	passed	00:05:55
operator-self-healing	passed	00:10:34
pitr	passed	00:11:47
scaling	passed	00:05:23
scheduled-backup	passed	00:28:58
self-healing	passed	00:08:30
sidecars	failure	00:04:52
standby-pgbackrest	passed	00:18:58
standby-streaming	passed	00:13:07
start-from-backup	passed	00:10:56
tablespaces	passed	00:06:53
telemetry-transfer	passed	00:04:44
upgrade-consistency	passed	00:05:57
upgrade-minor	failure	00:03:38
users	passed	00:04:59

Summary	Value
Tests Run	35/35
Job Duration	01:56:28
Total Test Time	05:25:16

commit: c5be4fd
image: perconalab/percona-postgresql-operator:PR-1615-c5be4fde3