fstools: update to the latest version, fixes sysupgrade on linux 3.18

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 43485

package/system/fstools/Makefile

@@ -15,7 +15,7 @@ PKG_RELEASE=$(PKG_SOURCE_VERSION)
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://nbd.name/fstools.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=45a8b778ef58c91405576c3129cfabfa1dd54703
+PKG_SOURCE_VERSION:=e65232440111b8f6654218033431e5bdd20525c2
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 CMAKE_INSTALL:=1
 PKG_CHECK_FORMAT_SECURITY:=0