drm/exynos: remove to use unnecessary MODULE_xxx macro

The exynos_drm_dmabuf.c file doesn't include any module feature and it
isn't built to module.

Signed-off-by: Joonyoung Shim <[e-mail]>
Reviewed-by: Gustavo Padovan <[e-mail]>
Signed-off-by: Inki Dae <[e-mail]>

drivers/gpu/drm/exynos/exynos_drm_dmabuf.c

···
 
 	return ERR_PTR(ret);
 }
-
-MODULE_AUTHOR("Inki Dae <[e-mail]>");
-MODULE_DESCRIPTION("Samsung SoC DRM DMABUF Module");
-MODULE_LICENSE("GPL");