drm/qxl: Use 'unsigned int' instead of 'bool'

Use 'unsigned int' with bitfield instead of 'bool' to avoid alignment
issues and remove checkpatch.pl check:

CHECK: Avoid using bool structure members because of possible alignment
issues

Signed-off-by: Shayenne da Luz Moura <shayenneluzmoura@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/fcd9d7ea7eec1ac6a3ad9ad16e0fc9ef13c089fd.1540579956.git.shayenneluzmoura@gmail.com


Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>