luci-mod-network: remove firewall loading in dhcp.js

This is just a leftover from the dns/dhcp split. It isn't used in
dhcp.js.

Signed-off-by: David Härdeman <david@hardeman.nu>

modules/luci-mod-network/htdocs/luci-static/resources/view/network/dhcp.js

@@ -227,8 +227,7 @@ return view.extend({
 			callDUIDHints(),
 			getDHCPPools(),
 			network.getNetworks(),
-			L.hasSystemFeature('ufpd') ? callUfpList() : null,
-			uci.load('firewall')
+			L.hasSystemFeature('ufpd') ? callUfpList() : null
 		]);
 	},