media: vsp1: drm: Fix minor grammar error

The pixel format is 'unsupported'. Fix the small debug message which
incorrectly declares this.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/platform/vsp1/vsp1_drm.c

@@ -806,7 +806,7 @@ int vsp1_du_atomic_update(struct device *dev, unsigned int pipe_index,
 	 */
 	fmtinfo = vsp1_get_format_info(vsp1, cfg->pixelformat);
 	if (!fmtinfo) {
-		dev_dbg(vsp1->dev, "Unsupport pixel format %08x for RPF\n",
+		dev_dbg(vsp1->dev, "Unsupported pixel format %08x for RPF\n",
 			cfg->pixelformat);
 		return -EINVAL;
 	}