tegra: config: Use CONFIG_LCD to detect LCD presence

Instead of CONFIG_VIDEO_TEGRA, use CONFIG_LCD to determine whether an LCD
is present. Tegra124 uses a different driver.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>

include/configs/tegra-common-post.h

@@ -34,7 +34,7 @@
 #define STDIN_KBD_USB ""
 #endif
 
-#ifdef CONFIG_VIDEO_TEGRA
+#ifdef CONFIG_LCD
 #define STDOUT_LCD ",lcd"
 #else
 #define STDOUT_LCD ""