drm/panel: s6d16d0: fix spelling mistake "enble" -> "enable"

Trivial fix to spelling mistake in DRM_DEV_ERROR error message
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20181106154022.9209-1-colin.king@canonical.com

drivers/gpu/drm/panel/panel-samsung-s6d16d0.c

@@ -96,7 +96,7 @@ static int s6d16d0_prepare(struct drm_panel *panel)
 	ret = mipi_dsi_dcs_set_tear_on(dsi,
 				       MIPI_DSI_DCS_TEAR_MODE_VBLANK);
 	if (ret) {
-		DRM_DEV_ERROR(s6->dev, "failed to enble vblank TE (%d)\n",
+		DRM_DEV_ERROR(s6->dev, "failed to enable vblank TE (%d)\n",
 			      ret);
 		return ret;
 	}