[source] mountd: bump to git HEAD version (fixes SIGSEV crashes)

[LEDE Commits]

dedeckeh pushed a commit to source.git, branch lede-17.01:
https://git.lede-project.org/586a721d3fb4ce974d1c003cd78b9bdc5f4a31d2

commit 586a721d3fb4ce974d1c003cd78b9bdc5f4a31d2
Author: Hans Dedecker <dedeckeh at gmail.com>
AuthorDate: Wed Oct 18 14:17:48 2017 +0200

    mountd: bump to git HEAD version (fixes SIGSEV crashes)
    
    6efeb19 autofs: register SIGTERM for gracefull exit
    01bb2b0 mount: fix SIGSEV crashes
    
    Signed-off-by: Hans Dedecker <dedeckeh at gmail.com>
---
 package/system/mountd/Makefile | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/package/system/mountd/Makefile b/package/system/mountd/Makefile
index 7027561..c3a9cca 100644
--- a/package/system/mountd/Makefile
+++ b/package/system/mountd/Makefile
@@ -4,13 +4,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mountd
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/mountd.git
-PKG_SOURCE_DATE:=2016-12-19
-PKG_SOURCE_VERSION:=dd5799c9f8cc7a01c0572c067bf907b37cdd7d04
-PKG_MIRROR_HASH:=cdc9f61bf4ad4b5d02b7cad435de1566b53306ed532fe39d099ed91eec6c405c
+PKG_SOURCE_DATE:=2017-10-18
+PKG_SOURCE_VERSION:=6efeb198451a46bb8039d2892986c7f625c92649
+PKG_MIRROR_HASH:=af36387c30dd67f30ec9748e0b2f601f827637ca914446522793be44d5c3356d
 CMAKE_INSTALL:=1
 
 PKG_MAINTAINER:=John Crispin <john at phrozen.org>