package/confd: simplify, relocate netconf service

Follow the good example set by the restconf service.

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

board/common/rootfs/etc/finit.d/available/netconf.conf

@@ -0,0 +1,3 @@
+service name:netopeer notify:none log env:/etc/default/confd \
+	[12345] <pid/confd> netopeer2-server -F -t $CONFD_TIMEOUT -v 1 \
+	-- NETCONF server

board/common/rootfs/etc/finit.d/enabled/netconf.conf

@@ -0,0 +1 @@
+../available/netconf.conf

package/confd/confd.conf

@@ -25,7 +25,3 @@ run	name:failure log:prio:user.crit norestart env:/etc/default/confd \
 run	name:error :2 log:console norestart \
 	if:<run/failure/failure> \
 	[S] /usr/libexec/confd/error --
-
-service name:netopeer notify:none log env:/etc/default/confd \
-	[12345] <pid/confd> netopeer2-server -F -t $CONFD_TIMEOUT -v 1 \
-	-- NETCONF server