feat(docker): refactor for docker registries (#9891)

* quay registry v1 & add test

* separate quay tags function

* Update lib/datasource/docker/index.spec.ts

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* Update lib/datasource/docker/index.ts

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* remove link header quay

* refactor quay registry function

* remove quay changes

* apply reviewer comments

* refactor: cleanup

* apply reviewer comments

* Update lib/datasource/docker/common.ts

* split up tests

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