Merge pull request #39627 from rhcs-dashboard/wip-49421-octopus

octopus: mgr/dashboard: set security headers

Reviewed-by: Alfonso Martínez <almartin@redhat.com>
Reviewed-by: Nizamudeen A <nia@redhat.com>

diff --cc src/pybind/mgr/dashboard/services/auth.py
Simple merge