fix(opentelemetry): support attribute argument in TracerProvider.get_tracer() [backport #9941 to 2.8]

[mabdinur]

Backports #9941

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

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: munir/backport-9974-to-2-8
Commit report: 8bb3562
Test service: dd-trace-py

✅ 0 Failed, 170911 Passed, 1565 Skipped, 12h 42m 46.13s Total duration (31m 47.54s time saved)
❄️ 1 New Flaky
⌛ 10 Performance Regressions

New Flaky Tests (1)

• test_span_schematization[None-None] - test_graphql.py - Last Failure

  Expand for error

   sent 629B in 1.06349s to http://localhost:9126/v0.5/traces
     
   assert b'sent 629B i...v0.5/traces\n' == b''
     Use -v to get more diff
  

⌛ Performance Regressions vs Default Branch (10)

This report shows up to 5 performance regressions.

• test_partial_flush_too_many - test_tracer.py 3.41s (+2.74s, +408%) - Details
• test_schematized_service_name[v1-mysvc] - test_request.py 5.25s (+4.33s, +473%) - Details
• test_schematized_service_name[None-None] - test_request.py 7.26s (+6.34s, +691%)
• test_unspecified_service_v1 - test_elasticsearch.py 3.98s (+3.3s, +487%)
• test_extract_128bit_trace_ids_datadog - test_propagation.py 3.33s (+2.71s, +435%) - Details

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-08-05 23:36:07

Comparing candidate commit 8bb3562 in PR branch munir/backport-9974-to-2-8 with baseline commit d6a3581 in branch 2.8.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 185 metrics, 9 unstable metrics.