git: security bump to version 2.16.5

Fixes CVE-2018-17456: RCE issue in handling of git submodules

For more details, see the announcement:
https://marc.info/?l=git&m=153875888916397&w=2

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/git/git.hash

@@ -1,4 +1,4 @@
 # From: https://www.kernel.org/pub/software/scm/git/sha256sums.asc
-sha256 6e69b0e9c487e5da52a14d4829f0b6a28b2c18a0bb6fb67c0dc8b5b5658bd532  git-2.16.4.tar.xz
+sha256 dfb71b053cbc38a9c5b08c2fe8b5eae210b4e3b63892426923e10cfd6ba63862  git-2.16.5.tar.xz
 sha256 5b2198d1645f767585e8a88ac0499b04472164c0d2da22e75ecf97ef443ab32e  COPYING
 sha256 1922f45d2c49e390032c9c0ba6d7cac904087f7cec51af30c2b2ad022ce0e76a  LGPL-2.1

package/git/git.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GIT_VERSION = 2.16.4
+GIT_VERSION = 2.16.5
 GIT_SOURCE = git-$(GIT_VERSION).tar.xz
 GIT_SITE = $(BR2_KERNEL_MIRROR)/software/scm/git
 GIT_LICENSE = GPL-2.0, LGPL-2.1+