Merge PR #42252 into master

Merge PR #42252 into master

* refs/pull/42252/head:
	mgr/dashboard: set rgw credentials: fix api tests
	mgr/dashboard: run-frontend-e2e-tests.sh: remove unneeded rgw setting
	mgr/dashboard: rgw service creation form: add realm and zone to service spec.
	mgr/dashboard: connect-rgw: rename to set-rgw-credentials; refactoring
	mgr/dashboard: connect-rgw: adaptation and test coverage
	mgr/cephadm: re-check dashboard <-> rgw creds when rgw daemons created/destroyed
	mgr/dashboard: add 'dashboard connect-rgw' command
	doc/mgr/dashboard: simplify dashboard+rgw config docs

Reviewed-by: Ernesto Puerta <epuertat@redhat.com>
Reviewed-by: Juan Miguel Olmo <jolmomar@redhat.com>