- Update all chart versions to 2026.1.0
- Add 2026.1-ubuntu_noble.yaml overrides
- Update appVersion in all Openstack charts to
  latest tags in the stable/2026.1 branch
- Remove 2024.2 jobs and values overrides.
  The 2024.2 release is gonna be End-Of-Life on
  04/29/2026

Signed-off-by: Vladimir Kozhukalov <kozhukalov@gmail.com>
Change-Id: Id231808569c183e9039740c505880b128e6ea078