drm/bochs: Explicitly include linux/module.h

Instead of relying on it getting pulled in indirectly.

Signed-off-by: Michel Dänzer <mdaenzer@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20220413161259.1854270-1-michel@daenzer.net


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