Make ct_skps and recreate_skps recipes shell to gsutil

# Trybots already ran @patchset3
NoTry: true
Bug: skia:7065
Change-Id: Ib961c5d85f9b1491efe2539dae47f6813590b8fa
Reviewed-on: https://skia-review.googlesource.com/50500
Commit-Queue: Ravi Mistry <rmistry@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
8 files changed