configs/orangepipc: Use u-boot 2016.09

Among others, this adds support for the ethernet interface.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

configs/orangepipc_defconfig

@@ -18,7 +18,7 @@ BR2_TARGET_ROOTFS_EXT2_4=y
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
 BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2016.05"
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2016.09"
 BR2_TARGET_UBOOT_BOARD_DEFCONFIG="orangepi_pc"
 BR2_TARGET_UBOOT_NEEDS_DTC=y
 BR2_TARGET_UBOOT_FORMAT_CUSTOM=y