xilinx: Enable DNS/WGET and BLKMAP for http boot

Enable DNS/WGET and BLKMAP to be able to download images over HTTP and map
them.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/4fa9b425459947e6424c8ce27376fdc7a14bf839.1696592702.git.michal.simek@amd.com
diff --git a/configs/xilinx_versal_net_virt_defconfig b/configs/xilinx_versal_net_virt_defconfig
index 3d88868..1f7d4e8 100644
--- a/configs/xilinx_versal_net_virt_defconfig
+++ b/configs/xilinx_versal_net_virt_defconfig
@@ -45,6 +45,8 @@
 CONFIG_BOOTP_MAY_FAIL=y
 CONFIG_BOOTP_BOOTFILESIZE=y
 CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_WGET=y
+CONFIG_CMD_DNS=y
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_EFIDEBUG=y
 CONFIG_CMD_TIME=y
@@ -68,6 +70,7 @@
 CONFIG_IP_DEFRAG=y
 CONFIG_SYS_FAULT_ECHO_LINK_DOWN=y
 CONFIG_TFTP_BLOCKSIZE=4096
+CONFIG_BLKMAP=y
 CONFIG_CLK_VERSAL=y
 CONFIG_DFU_RAM=y
 CONFIG_ZYNQ_GPIO=y