backends/drm: add workaround for an amdgpu adaptive sync cursor bug
See https://gitlab.freedesktop.org/drm/amd/-/issues/3034 for details
(cherry picked from commit 3d21e41b)
See https://gitlab.freedesktop.org/drm/amd/-/issues/3034 for details
(cherry picked from commit 3d21e41b)