Re-enable uploading to partner bucket

This is a revert of
https://skia.googlesource.com/skia/+/da066b865c1e2777a84a829486a7b37a984484b4

NoTry: true
Bug: skia:6797
Change-Id: I9eca7e4b2234c79e39b2c25aaf459512dd206acc
Reviewed-on: https://skia-review.googlesource.com/23202
Commit-Queue: Ravi Mistry <rmistry@google.com>
Reviewed-by: Ravi Mistry <rmistry@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
3 files changed