drm: bridge: dw-hdmi: Add a missing break statement

There was supposed to be a break before the next case statement.

Fixes: def23aa7e982 ("drm: bridge: dw-hdmi: Switch to V4L bus format and encodings")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170406052132.GA26605@mwanda

drivers/gpu/drm/bridge/synopsys/dw-hdmi.c

@@ -1304,6 +1304,7 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 			frame.colorimetry = HDMI_COLORIMETRY_ITU_601;
 		frame.extended_colorimetry =
 				HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
+		break;
 	case V4L2_YCBCR_ENC_709:
 		if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV709)
 			frame.colorimetry = HDMI_COLORIMETRY_EXTENDED;