Merge pull request #42989 from sebastian-philipp/post-remove-osd-key-missing

mgr/cephadm: Add OSDService.post_remove()

Reviewed-by: Adam King <adking@redhat.com>
Reviewed-by: Sage Weil <sage@newdream.net>

diff --cc src/pybind/mgr/cephadm/module.py
Simple merge

diff --cc src/pybind/mgr/cephadm/serve.py
Simple merge

diff --cc src/pybind/mgr/cephadm/tests/test_cephadm.py
Simple merge