Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Chris Piraino and Warren Fernandes:
     Only update the V3 app name if the V2 app has a web type. ( Travis created: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/43660351 )
     Make v3_app_name migration the newest migration. ( Travis Unknown )
  Chris Piraino and Dan Lavine:
     Update the name of a V3 app when updating from V2. ( Travis Unknown )
     Update web process name when updating a v3 app's name. ( Travis Unknown )
     Name field is optional on update. ( Travis Unknown )
  Dan Lavine and Zach Robinson:
     Add validations for the name field. ( Travis Unknown )
     V3 Apps have a name ( Travis Unknown )
  Joseph Palermo, Matt Hess and Zach Robinson:
     Refactor app controller logic ( Travis Unknown )