drm: bridge: ldb: add missing \n in dev_warn() string

dev_warn() and similar require a training \n.

Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Reviewed-by: Robert Foss <rfoss@kernel.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230405081058.2347130-1-luca.ceresoli@bootlin.com

drivers/gpu/drm/bridge/fsl-ldb.c

@@ -170,7 +170,7 @@ static void fsl_ldb_atomic_enable(struct drm_bridge *bridge,
 
 	configured_link_freq = clk_get_rate(fsl_ldb->clk);
 	if (configured_link_freq != requested_link_freq)
-		dev_warn(fsl_ldb->dev, "Configured LDB clock (%lu Hz) does not match requested LVDS clock: %lu Hz",
+		dev_warn(fsl_ldb->dev, "Configured LDB clock (%lu Hz) does not match requested LVDS clock: %lu Hz\n",
 			 configured_link_freq,
 			 requested_link_freq);