samba4: security bump to version 4.4.8
Fixes:
CVE-2016-2123 - Samba NDR Parsing ndr_pull_dnsp_name Heap-based Buffer
Overflow Remote Code Execution Vulnerability.
CVE-2016-2125 - Unconditional privilege delegation to Kerberos servers
in trusted realms.
CVE-2016-2126 - Flaws in Kerberos PAC validation can trigger privilege
elevation.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 80e0583a7046aa2178928d5481b6a22148a2d5e2)