gnunet: update to post-34C3 git head

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

net/gnunet/Makefile

@@ -1,10 +1,10 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=gnunet
-PKG_SOURCE_VERSION:=311658e2bab990bbdb68607295e5a79fe082b384
-PKG_MIRROR_HASH:=f85d52f576a84744a9e7a311448fb887ac2b6689f45096ebe663fcd1268b179e
+PKG_SOURCE_VERSION:=d052903c8f8062f758636a9ce24568cda5e13c37
+PKG_MIRROR_HASH:=c6a6476c39d90874593911490a8a2a35ddcac9fb0bb2d9908daf239d9b57479e
 
-PKG_VERSION:=0.10.2-git-20171219-$(PKG_SOURCE_VERSION)
+PKG_VERSION:=0.10.2-git-20171231-$(PKG_SOURCE_VERSION)
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz