sniper: Get rid of reset_misc

There is no need to set the reboot mode to a particular value prior to reboot,
since valid values will have been caught and cleared earlier.

In addition, this breaks the reboot-bootloader fastboot call, by overriding the
required value for fastboot.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/lge/sniper/sniper.c b/board/lge/sniper/sniper.c
index b2c8e97..6726866 100644
--- a/board/lge/sniper/sniper.c
+++ b/board/lge/sniper/sniper.c
@@ -157,11 +157,6 @@
 	omap_die_id_get_board_serial(serialnr);
 }
 
-void reset_misc(void)
-{
-	omap_reboot_mode_store("u");
-}
-
 int fb_set_reboot_flag(void)
 {
 	return omap_reboot_mode_store("b");