[pulld] Stop shipping service account as pulld relies on metadata token provider.
[pulld] Stop shipping service account as pulld relies on metadata token provider.

Bug: skia:
Change-Id: I204953e516d56e76e110308bb958c0ac7a18f58a
Reviewed-on: https://skia-review.googlesource.com/124267
Auto-Submit: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>
Reviewed-by: Eric Boren <0e499112533c8544f0505ea0d08394fb5ad7d8fa@google.com>
Commit-Queue: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot