uboot-oxnas: fix typo accidentally committed during oxnas reboot

Signed-off-by: Daniel Golle <[email protected]>

package/boot/uboot-oxnas/src/include/configs/ox820.h

@@ -350,7 +350,7 @@
 #define CONFIG_CMD_GETTIME
 #define CONFIG_CMD_BOOTMENU
 #define CONFIG_CMD_ELF
-#define CONFIG_CMD_BOOZ
+#define CONFIG_CMD_BOOTZ
 
 #define CONFIG_DOS_PARTITION
 #define CONFIG_EFI_PARTITION