Disable docker sandbox (#4649)
* Revert "Disable the Sandbox build in Docker (#4515)"
This reverts commit 661ab6d27bdf94483c141a6c218e8be9712b5528.
* Remove submodule step from TPU CI
* Update cloudbuild.yaml
* Remove separate TF build step
* Add bazel WORKSPACE and rc
* Update Dockerfile
* throw more compute at the TPU CI build
* more bazel jobs
* Revert to old machine type and default to local builds.
* Revert to default nonsandbox
* Remove jobs limitation
* Try smaller shm
* Fix build of llvm in sandbox
* Mount 7g of ram properly
* TEMP remove pytorch build
* remove install of packages
* confirm shm creation
* Revert machine type
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Co-authored-by: Will Cromar <will@cromar.me>
Co-authored-by: Will Cromar <wcromar@google.com>
