Bump src/cloud_controller_ng:

Alex Suraci and Phan Le (3):
      Added pry
      Console using pry
      Record an event when an app is updated.     [#49165165]

David Julia and Gregg Van Hove (1):
      Move controllers into app/controllers/core and app/controllers/services as appropriate

David Julia and Tim Labeeuw (1):
      Move models into app/models/core and app/models/services as appropriate.

David Julia, Gregg Van Hove and Tim Labeeuw (1):
      Restructure models specs to match model restructuring

David Stevenson and Gregg Van Hove (1):
      Restructure controller specs to match controller restructuring

Jeff Schnitzer and Matthew Horan (1):
      Ensure that service tags are not nil

Phan Le (1):
      Small refactoring in preparation for refactoring model controller.