Update git submodules
Update git submodules

* Update plugins/delete-project from branch 'stable-2.16_WD'
  - Modifying BUILD file to include a disabled tag to prevent delete-project plugin tests running as part of Gerrit acceptance tests as they require GitMS
    
    Change-Id: I9ef59baeca777a85676e9542f93f6e80b51bcc03
    
WANdisco/gerrit,WANdisco/gerrit,WANdisco/gerrit,WANdisco/gerrit,WANdisco/gerrit,WANdisco/gerrit,WANdisco/gerrit