sunxi: Update new defconfigs

After introduction of CONFIG_SYS_NS16550 these defconfig files were
added and need to be updated.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/Lamobo_R1_defconfig b/configs/Lamobo_R1_defconfig
index d460c32..0da8f10 100644
--- a/configs/Lamobo_R1_defconfig
+++ b/configs/Lamobo_R1_defconfig
@@ -12,5 +12,6 @@
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
+CONFIG_SYS_NS16550=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_USB_EHCI_HCD=y