[media] staging: media: davinci_vpfe: Fix spelling error on a comment

Fix spelling error on a comment, change 'wether' to 'whether'

Signed-off-by: Manuel Rodriguez <manuel2982@gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/staging/media/davinci_vpfe/vpfe_video.c

@@ -198,7 +198,7 @@ static int vpfe_update_pipe_state(struct vpfe_video_device *video)
 	return 0;
 }
 
-/* checks wether pipeline is ready for enabling */
+/* checks whether pipeline is ready for enabling */
 int vpfe_video_is_pipe_ready(struct vpfe_pipeline *pipe)
 {
 	int i;