[ci/repro] Add SYS_PTRACE to docker container, use unique name (#21377)
[ci/repro] Add SYS_PTRACE to docker container, use unique name (#21377)

This will start repro docker containers with SYS_PTRACE capabilities to enable debugging e.g. via py-spy.
Additionally, default instance name tags for instance re-use will be generated using the buildkite build id and job id.
ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray