feat(helm-manager): allow either tag or version for images in helm charts (#16058)

* update

Allow either tag or version for images in helm charts

* undo

* lint

* undo

* exports

* rewrite

* add spaces for lint

* chore: prettier fix

Co-authored-by: Rhys Arkins <rhys@arkins.net>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>