Revert "Fix test to use --experimental_platform_in_output_dir."

Revert submission 1854375-update-bazel-daecf427ec0bf0e963c324783062c4f5b61ff679

Reason for revert: introduces https://cs.opensource.google/bazel/bazel/+/503d56eda25b7e2a12431411bfb7ff286d028405, which conflicts with our current cc_binary->cc_shared_library work
Reverted Changes:
I40a511195:Fix test to use --experimental_platform_in_output_...
I05c2c11f3:Update Bazel to https://github.com/bazelbuild/baze...
Ie772d1665:Set --experimental_platform_in_output_dir.
Id66674d72:Update Bazel to https://github.com/bazelbuild/baze...

Change-Id: I0e5a7548feb13c2f3b4deae1921542b15d23a283