[source] libubox: update to latest git HEAD

[LEDE Commits]

blogic pushed a commit to source.git, branch master:
https://git.lede-project.org/?p=source.git;a=commitdiff;h=1a06dc6dc287b484aaad39ecd740520e91499f3d

commit 1a06dc6dc287b484aaad39ecd740520e91499f3d
Author: John Crispin <john at phrozen.org>
AuthorDate: Mon Jul 4 16:32:27 2016 +0200

    libubox: update to latest git HEAD
    
    Signed-off-by: John Crispin <john at phrozen.org>
---
 package/libs/libubox/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/package/libs/libubox/Makefile b/package/libs/libubox/Makefile
index 1b1be63..424e077 100644
--- a/package/libs/libubox/Makefile
+++ b/package/libs/libubox/Makefile
@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libubox
-PKG_VERSION:=2016-06-15
+PKG_VERSION:=2016-07-04
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/libubox.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=c2f2c47f3e9a2d709ec82a79f6fadd3124c18781
+PKG_SOURCE_VERSION:=d3fa561e5abcc88e02eb289c24d0b1d4d05adb54
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_MD5SUM:=
 CMAKE_INSTALL:=1