Kconfig: cmd: Make networking command dependent on NET

Enable networking command only when NET is enabled.
And remove selecting NET for CMD_NET

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/comtrend_ct5361_ram_defconfig b/configs/comtrend_ct5361_ram_defconfig
index 55787af..108e8ea 100644
--- a/configs/comtrend_ct5361_ram_defconfig
+++ b/configs/comtrend_ct5361_ram_defconfig
@@ -24,9 +24,8 @@
 # CONFIG_CMD_CRC32 is not set
 CONFIG_CMD_MEMINFO=y
 # CONFIG_CMD_LOADS is not set
-# CONFIG_CMD_NET is not set
-# CONFIG_CMD_NFS is not set
 # CONFIG_CMD_MISC is not set
+# CONFIG_NET is not set
 # CONFIG_DM_DEVICE_REMOVE is not set
 CONFIG_DM_GPIO=y
 CONFIG_BCM6345_GPIO=y