Merge PR #69986 into umbrella

* refs/pull/69986/head:
	mgr/cephadm: For updating NFS backends in HAProxy, send a SIGHUP signal to reload the configuration instead of restart
	mgr/cephadm: Signal handling while daemon reconfig

Reviewed-by: Redouane Kachach <rkachach@redhat.com>

diff --cc src/cephadm/cephadm.py
Simple merge

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

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