netifd: update to latest git HEAD

3dc8c91 interface-ip: fix memory leak in interface_ip_add_target_route()

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/config/netifd/Makefile

@@ -5,9 +5,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/netifd.git
-PKG_SOURCE_DATE:=2018-03-27
-PKG_SOURCE_VERSION:=9c8d7816fc5e966b0c0efab9c1234734e0c5c254
-PKG_MIRROR_HASH:=14524ab88e0cc2d94bbc19b2f0b1e5666dcb6af93843fd0309b8fb154da5d0bf
+PKG_SOURCE_DATE:=2018-04-03
+PKG_SOURCE_VERSION:=3dc8c916a94483bba2eed5ba34ccfc864866bb4e
+PKG_MIRROR_HASH:=8f3221dc425db58ada6f4eb6966461c796070c65ae4b03b363d124a7ef03a903
 PKG_MAINTAINER:=Felix Fietkau <nbd@nbd.name>
 
 PKG_LICENSE:=GPL-2.0