Revert "Remove libkeyutils"

This reverts commit 6dce39d61cf7507e8fc4f84a4e46cf1ac5abc67b.

Reason for revert: Required for I695f04514f4334c77636120d94990b0b6eaa11a3

Change-Id: Ia3a683ca1ec04e737c513998024e45ccd88b1c52
6 files changed