This PS updates the armada manifests to delete all jobs for a release
via the `release_group` label. It also extends this to cover charts that
do not currently have jobs contained, to allow simple future expansion
of services.
Change-Id: I28bd9e2c2ebc22ca9c4319970c657298281e28d2
Signed-off-by: Pete Birley <pete@port.direct>