[ci][byod] migrate all serve tests to byod

[can-anyscale]

Why are these changes needed?

Release test infra now support running tests using anyscale byod, which is a more reliable way of testing.

• Migrate all/most serve tests to byod
• Create another requirement list for gpu type byod

Checks

• [X] I've signed off every commit(by using the -s flag, i.e., git commit -s) in this PR.
• Testing Strategy
  • [X] Unit tests
  • [X] Release tests - https://buildkite.com/ray-project/release-tests-pr/builds/42088

[can-anyscale]

Change to what @aslonnie recommended and is working great, re-tested: https://buildkite.com/ray-project/release-tests-pr/builds/42220

[can-anyscale]

Moved wrk installation to docker build, re-tested: https://buildkite.com/ray-project/release-tests-pr/builds/42239

[can-anyscale]

@sihanwang41 ping you as serve oncall for awareness. If you don't have a strong opinion about this, I'll merge these sometime next week. Thankkkks!