netifd: clean up netns functionality

Signed-off-by: Daniel Golle <[email protected]>

package/network/config/netifd/Makefile

@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=netifd
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/netifd.git
 PKG_SOURCE_DATE:=2020-04-14
-PKG_SOURCE_VERSION:=dbf97b47a53809a6ff812d4466d2082aa4d3efb6
-PKG_MIRROR_HASH:=c46c4c12edcf5a869b8d84197700415e538d3e4d5f1cbe35e2baa30f15d49a17
+PKG_SOURCE_VERSION:=cfccdc22ca6d8f28d70a2546a495c9ead4bbb765
+PKG_MIRROR_HASH:=4c680fa979f21b2a1280e8bffca9fa1412215a4058dfcde2569df9befea43999
 PKG_MAINTAINER:=Felix Fietkau <[email protected]>
 
 PKG_LICENSE:=GPL-2.0