Ubuntu 22.04 LTS support in packages.gitlab.com/runner/gitlab-runner

Release notes

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Problem

Presently, Ubuntu 22.04 LTS (jammy) is not supported in https://docs.gitlab.com/runner/install/linux-repository.html

It appears that this requires an upgrade to packagecloud to version 3.0.5 which is pending.

I didn't see an open issue addressing this.

Related: https://gitlab.com/gitlab-com/gl-infra/reliability/-/issues/15602 based on #28150