Change Heka sudoers file mode bits
Change Heka sudoers file mode bits

This follows up on a review comment from Steven Dake. See
https://review.openstack.org/#/c/275840/14/docker/heka/Dockerfile.j2@21

Closes-Bug: #1547536
Partially implements: blueprint heka

Change-Id: Ie85b64be139257f7da7cecd82a7971d7550d27d4

rahulunair/kolla,coolsvap/kolla,nihilifer/kolla,coolsvap/kolla,openstack/kolla,tonyli71/kolla,stackforge/kolla,nihilifer/kolla,GalenMa/kolla,intel-onp/kolla,dardelean/kolla-ansible,rahulunair/kolla,mrangana/kolla,mrangana/kolla,dardelean/kolla-ansible,toby82/kolla,mandre/kolla,stackforge/kolla,negronjl/kolla,GalenMa/kolla,stackforge/kolla,tonyli71/kolla,negronjl/kolla,mandre/kolla,dardelean/kolla-ansible,toby82/kolla,negronjl/kolla,intel-onp/kolla,mandre/kolla,openstack/kolla,toby82/kolla,coolsvap/kolla