net: CONFIG_NET_DEVICES in dhcp_handler()

The symbol CONFIG_NET_DEVICES does not exist.
The correct name is CONFIG_NETDEVICES.

Fixes: 77b5c4a5b1dc ("efi_loader: Let networking support depend on NETDEVICES")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/net/bootp.c b/net/bootp.c
index 6c01e38..7ac0093 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -1078,7 +1078,7 @@
 #endif	/* CONFIG_SYS_BOOTFILE_PREFIX */
 			dhcp_packet_process_options(bp);
 			if (CONFIG_IS_ENABLED(EFI_LOADER) &&
-			    CONFIG_IS_ENABLED(NET_DEVICES))
+			    CONFIG_IS_ENABLED(NETDEVICES))
 				efi_net_set_dhcp_ack(pkt, len);
 
 #if defined(CONFIG_SERVERIP_FROM_PROXYDHCP)