WIP: otel drop in support for baggage

[rachelyangdog]

Otel drop in support for baggage -> picked off from baggage support PR

Checklist

• PR author has checked that all the criteria below are met
• The PR description includes an overview of the change
• The PR description articulates the motivation for the change
• The change includes tests OR the PR description describes a testing strategy
• The PR description notes risks associated with the change, if any
• Newly-added code is easy to change
• The change follows the library release note guidelines
• The change includes or references documentation updates if necessary
• Backport labels are set (if applicable)

Reviewer Checklist

• Reviewer has checked that all the criteria below are met
• Title is accurate
• All changes are related to the pull request's stated goal
• Avoids breaking API changes
• Testing strategy adequately addresses listed risks
• Newly-added code is easy to change
• Release note makes sense to a user of the library
• If necessary, author has acknowledged and discussed the performance implications of this PR as reported in the benchmarks PR comment
• Backport labels are set in a manner that is consistent with the release branch maintenance policy

[github-actions]

CODEOWNERS have been resolved as:

ddtrace/internal/opentelemetry/trace.py                                 @DataDog/apm-sdk-api-python
releasenotes/notes/baggage-support-be7eed26293f1216.yaml                @DataDog/apm-python
tests/opentelemetry/test_context.py                                     @DataDog/apm-sdk-api-python

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-10-25 16:10:30

Comparing candidate commit c83b15a in PR branch rachel.yang/otel-dropin-baggage with baseline commit c212f45 in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 365 metrics, 53 unstable metrics.

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: rachel.yang/otel-dropin-baggage
Commit report: e52a6cc
Test service: dd-trace-py

✅ 0 Failed, 1286 Passed, 0 Skipped, 30m 28.96s Total duration (6m 27.88s time saved)

[rachelyangdog]

not implementing monkey patching for otel drop in support