ostream_log_test failure on Mac

[esigo]

Describe your environment

Bazel on MacOS CI job

Steps to reproduce
There is a typo in Bazel on MacOS CI job, so the log and metrics are not compiled in the CI job for Mac. By fixing the typo ostream_log_test tests fail

What is the expected behavior?
unit test pass
What is the actual behavior?
unit test fails
Additional context
Add any other context about the problem here.

[esigo]

The issue is because of std::unordered_map that is used for printing. The order in printing is not guaranteed, so the test fails.