samsung: misc: add gpt restore option to lcd menu

This menu option allows restore gpt.
This is usefull and no needs access to the u-boot console.
For proper operation:
- each partition uuid should be set in environment or
- CONFIG_RANDOM_UUID should be defined for automatically uuid setting

After operation success device is going to be reset.

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/include/samsung/misc.h b/include/samsung/misc.h
index ede6c15..c3d844b 100644
--- a/include/samsung/misc.h
+++ b/include/samsung/misc.h
@@ -15,6 +15,7 @@
 	BOOT_MODE_THOR,
 	BOOT_MODE_UMS,
 	BOOT_MODE_DFU,
+	BOOT_MODE_GPT,
 	BOOT_MODE_EXIT,
 };