[source] odhcpd: update to git HEAD version

[LEDE Commits]

dedeckeh pushed a commit to source.git, branch master:
https://git.lede-project.org/6fd65820144689a2aaf2fad9c09f6f9925e240ae

commit 6fd65820144689a2aaf2fad9c09f6f9925e240ae
Author: Hans Dedecker <dedeckeh at gmail.com>
AuthorDate: Mon Apr 24 18:39:59 2017 +0200

    odhcpd: update to git HEAD version
    
    570069d ubus: rework dumping IPv6 and IPv4 leases
    4e579c4 dhcpv6-ia: simplify logic to write statefile and dhcpv6 logging
    
    Signed-off-by: Hans Dedecker <dedeckeh at gmail.com>
---
 package/network/services/odhcpd/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/package/network/services/odhcpd/Makefile b/package/network/services/odhcpd/Makefile
index 322460c..9c26583 100644
--- a/package/network/services/odhcpd/Makefile
+++ b/package/network/services/odhcpd/Makefile
@@ -12,9 +12,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/odhcpd.git
-PKG_SOURCE_DATE:=2017-03-29
-PKG_SOURCE_VERSION:=3d9f4067d56660a2c75ab2ce9b801ae1a4ff4cde
-PKG_MIRROR_HASH:=d4ffa35979dbba55a2ce1cc92085ed6a5fb4fa59c2da7412126db1b3a00599e8
+PKG_SOURCE_DATE:=2017-04-21
+PKG_SOURCE_VERSION:=570069d3e16e7679676ceeb1e973c1342a2f2684
+PKG_MIRROR_HASH:=f61732ae768f1b2801222dd44c272ace0318c10b77dba7947c6a857d10e3f5a7
 
 PKG_MAINTAINER:=Hans Dedecker <dedeckeh at gmail.com>
 PKG_LICENSE:=GPL-2.0