drm/vgem: Fix typo in driver feature flags

Fix typo in struct field initializer.

Fixes: 3a6eb795641c ("drm/vgem: create a render node for vgem")
Cc: Emil Velikov <[e-mail]>
Cc: David Airlie <[e-mail]>
Cc: Daniel Vetter <[e-mail]>
Cc: [e-mail]
Signed-off-by: Imre Deak <[e-mail]>
Reviewed-by: Emil Velikov <[e-mail]>
Signed-off-by: Emil Velikov <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/vgem/vgem_drv.c

···
 
 static struct drm_driver vgem_driver = {
 	.driver_features		= DRIVER_GEM | DRIVER_PRIME |
-					  DRIVER_RENDER;
+					  DRIVER_RENDER,
 	.release			= vgem_release,
 	.open				= vgem_open,
 	.postclose			= vgem_postclose,