Supply virtualbox-dkms.conf for /etc/modprobe.d

Kentaro Hayashirequested to merge
kenhys/virtualbox:supply-virtualbox-conf into master

Closes: #1082157

See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1082157

Signed-off-by: Kentaro Hayashi kenhys@xdump.org

Merge request reports