MFH: r515239 r515240 r515567 r518001 r518002 r518003

graphics/drm-devel-kmod: Update snapshot

Update graphics/drm-devel-kmod to the latest snapshots. This includes
runtime fixes on recent CURRENT, as well as minor fixes to aarch64, ppc64
and sysfs usage.

graphics/drm-current-kmod: Update snapshot

Update graphics/drm-current-kmod to the latest snapshot, which fixes runtime
issues and panics on recent CURRENT.

Fix packaging on powerpc64

Fix packaging on powerpc64, the vboxvideo driver isn't installed there.
While here, replace space with tabs.

PR: 241478
Submitted by: pkubaj

graphics/drm-current-kmod: Update snapshot

Update graphics/drm-current-kmod to the latest snapshot. This is a security
update, containing fixes for local privilege escalation and denial of
service bugs, as part of the Intel 2019.2 IPU

Security: ecb7fdec-0b82-11ea-874d-0c9d925bbbc0

graphics/drm-devel-kmod: Update snapshot

Update graphics/drm-devel-kmod to the latest snapshot. This is a security
update, containing fixes for local privilege escalation and denial of
service bugs, as part of the Intel 2019.2 IPU

Security: ecb7fdec-0b82-11ea-874d-0c9d925bbbc0

graphics/drm-fbsd12.0-kmod: Update snapshot

Update graphics/drm-fbsd12.0-kmod to the latest snapshot. This is a security
update, containing fixes for local privilege escalation and denial of
service bugs, as part of the Intel 2019.2 IPU

Security: ecb7fdec-0b82-11ea-874d-0c9d925bbbc0

Approved by: ports-secteam (implicit, security, drm-drivers blanket)