more fix of smoke tests

[zpoint]

• fix smoke tests bug #4492 is a prerequisite. Review and merge that PR first, then proceed to review this PR.
• sky serve tests fix
  • Since [Tests] Fix SkyServe Smoke Test #4566 arleady adds initial delay and related serve fix, revert the change in this PR.
  • • wait for [Tests] Fix SkyServe Smoke Test #4566 to be merged
• separate the serve tests based on parameters to different buildkite agent, example: separate test_skyserve_new_autoscaler_update[rolling] and test_skyserve_new_autoscaler_update[blue_green]
• Align the buildkite command with pytest: now use args to pass the command transparently to pytest, example:
  • /somke-test --aws
  • /somke-test --managed-jobs --aws
  • /somke-test --serve
  • /somke-test --aws -k test_nonexistent_bucket

^ The last one use -k filter to only trigger test name contains: test_nonexistent_bucket, we can trigger one test with -k option

Tested (run the relevant ones):

• Code formatting: bash format.sh
• Any manual or new tests for this PR (please specify below)
• All smoke tests: pytest tests/test_smoke.py
• Relevant individual smoke tests: pytest tests/test_smoke.py::test_fill_in_the_name
• Backward compatibility tests: conda deactivate; bash -i tests/backward_compatibility_tests.sh

[zpoint]

/smoke-tests

[zpoint]

/smoke-test

[zpoint]

/quicktest-core

[zpoint]

/smoke-test managed_jobs

[zpoint]

/quicktest-core

[zpoint]

/smoke-test

[zpoint]

Rename it so that it does not start with 'test' and will not be triggered twice.