Labs: Add deployment related sudoer rules for svn group

Allow "old timers" who have svn as their default group in ldap to do all
the deployment related things that "kids these days" can do.

Bug: 65548
Change-Id: I98dd88bb277bf8f173a896540cd89a02677add3f
Merge "Labs: Add deployment related sudoer rules for svn group" into production