gpu: drm: sti: fix spelling mistake: "initialze" -> "initialize"

Trivial fix to spelling mistake in DRM_ERROR error message
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20180502101048.8442-1-colin.king@canonical.com

drivers/gpu/drm/sti/sti_crtc.c

@@ -357,7 +357,7 @@ int sti_crtc_init(struct drm_device *drm_dev, struct sti_mixer *mixer,
 	res = drm_crtc_init_with_planes(drm_dev, crtc, primary, cursor,
 					&sti_crtc_funcs, NULL);
 	if (res) {
-		DRM_ERROR("Can't initialze CRTC\n");
+		DRM_ERROR("Can't initialize CRTC\n");
 		return -EINVAL;
 	}