Patch release v1.28.2-0.49b2

[aabmass]

Doing a patch release which will be version v1.28.2-0.49b2, backporting these PRs to v1.28.x-0.49bx branch:

• Core
  • Support logs with no body #4276
  • opentelemetry-sdk: setup EventLogger when initializing logging #4270
  • Remove updating CHANGELOG step in release workflow #4273
• Contrib
  • opentelemetry-instrumentation-httpx: make instrument_client a staticmethod again opentelemetry-python-contrib#3003
  • Remove updating CHANGELOG step in release workflow opentelemetry-python-contrib#3000
  • Add openai instrumentation to opentelemetry-bootstrap opentelemetry-python-contrib#2996

[aabmass]

All backports are done, going to run the release workflows

[codefromthecrypt]

Thanks for running through the glitch @aabmass and @lzchen. I assume next step is retry the release workflow? or is there something else.

[aabmass]

Merged Prepare Release PRs:

• [release/v1.28.x-0.49bx] Prepare release 1.28.2/0.49b2 #4290
• [release/v1.28.x-0.49bx] Prepare release 1.28.2/0.49b2 opentelemetry-python-contrib#3017

Will run the core release workflow then contrib

[aabmass]

• Core workflow https://github.com/open-telemetry/opentelemetry-python/actions/runs/11898721594. Action logs look good and I see packages on PyPI. Moving on to contrib
• Contrib workflow https://github.com/open-telemetry/opentelemetry-python-contrib/actions/runs/11898841806