Due to numerous client complaining about their automated scanner not seeing the CSP header on the http request, we add it for good mesures opw-2793379 closes odoo/odoo#121098 X-original-commit: 70a54ac604cf2aeef33d11b95851e35dd463727f Signed-off-by: Vranckx Florian (flvr) <flvr@odoo.com>