Merge PR #59161 into main

* refs/pull/59161/head:
	qa: test failure for duplicate retention spec
	mgr/snap_schedule: fix message format error

Reviewed-by: Christopher Hoffman <choffman@redhat.com>
Reviewed-by: Venky Shankar <vshankar@redhat.com>

diff --cc qa/tasks/cephfs/test_snap_schedules.py
Simple merge

diff --cc src/pybind/mgr/snap_schedule/fs/schedule.py
Simple merge