mountd: update to latest git HEAD

fixes cleanup of mount points

Signed-off-by: John Crispin <john@phrozen.org>

package/system/mountd/Makefile

@@ -4,14 +4,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mountd
-PKG_VERSION:=2016-07-28
+PKG_VERSION:=2016-09-14
 
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/mountd.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=46063a1657c449d46c1ed7384862f2c0aa051761
+PKG_SOURCE_VERSION:=d8145d1f78651f0ff4d53b7f2ccc89daeab4561b
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 CMAKE_INSTALL:=1