[source] fstools: update to latest git HEAD

[LEDE Commits]

blogic pushed a commit to source.git, branch master:
https://git.lede-project.org/16ed8ac8e9b76f8f9df322c8fe8be84258540940

commit 16ed8ac8e9b76f8f9df322c8fe8be84258540940
Author: John Crispin <john at phrozen.org>
AuthorDate: Tue Jan 2 07:55:41 2018 +0100

    fstools: update to latest git HEAD
    
    11efbf3 overlay: fix race condition when switching to jffs2
    bdeb95a libblkid-tiny: add support for NTFS superblock
    ef2cc03 fstools: Replace strerror(errno) with %m format.
    98fd5b4 libblkid-tiny: add support for UBI superblock
    
    Signed-off-by: John Crispin <john at phrozen.org>
---
 package/system/fstools/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/package/system/fstools/Makefile b/package/system/fstools/Makefile
index dd54d6b..61fc5da 100644
--- a/package/system/fstools/Makefile
+++ b/package/system/fstools/Makefile
@@ -12,9 +12,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/fstools.git
-PKG_SOURCE_DATE:=2017-07-31
-PKG_SOURCE_VERSION:=8ab4fda66a136f5b0f1e5dff9d3649961ffc9158
-PKG_MIRROR_HASH:=f04712fbefbcc2af1da9364310ac6dd771322c3ce2d920d2c003aaea97dbe4b4
+PKG_SOURCE_DATE:=2018-01-02
+PKG_SOURCE_VERSION:=11efbf3b90f031ce634fc38cad07a4aef2985777
+PKG_MIRROR_HASH:=35f14ea0ed799d2eb972f4901116a0e447d4bc1e37fb0edb239c44b270aeae18
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=GPL-2.0