util-linux: bump version to 2.27

Removed 0002-program-invocation-short-name.patch since the changes it
does are now upstream:

  https://kernel.googlesource.com/pub/scm/utils/util-linux/util-linux/+/37edac9a0ca83f311279d2e49bacd6ac80310dc8

This release includes a security fix:

CVE-2015-5224 - chfn, chsh file name collision due to incorrect mkstemp
use if compiled without libuser.
[thanks to Qualys Security Advisory team; qualys.com]

Release notes here:

  https://www.kernel.org/pub/linux/utils/util-linux/v2.27/v2.27-ReleaseNotes



Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Acked-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Tested-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>