defconfigs: am43xx_hs_evm: Add Net boot mode support

Enable Eth/Net boot support in the default defconfig to allow
network booting.

Signed-off-by: Andrew F. Davis <afd@ti.com>

configs/am43xx_hs_evm_defconfig

@@ -15,7 +15,10 @@ CONFIG_SYS_CONSOLE_INFO_QUIET=y
 CONFIG_VERSION_VARIABLE=y
 CONFIG_SPL=y
 CONFIG_SPL_STACK_R=y
+CONFIG_SPL_ETH_SUPPORT=y
 CONFIG_SPL_MTD_SUPPORT=y
+CONFIG_SPL_NET_SUPPORT=y
+CONFIG_SPL_NET_VCI_STRING="AM43xx U-Boot SPL"
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_IMLS is not set
@@ -56,7 +59,6 @@ CONFIG_DM_SPI_FLASH=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_BAR=y
 CONFIG_SPI_FLASH_MACRONIX=y
-CONFIG_DM_ETH=y
 CONFIG_DM_SERIAL=y
 CONFIG_SYS_NS16550=y
 CONFIG_DM_SPI=y