Bump src/tests:

Gregg Van Hove and Onsi Fakhouri (1):
      added large_file_app to verify retrieving large files from a CDN during a deploy [#52576073]

Gregg Van Hove, Mark Rushakoff and Onsi Fakhouri (1):
      Reorganize and delete unused java test apps

Mark Rushakoff and Sarah Chandler (1):
      Remove references to blobs.cloudfoundry.com