chore(tracing): remove deprecated modules [3.0]

[mabdinur]

• Removes all tracing modules and packages that are not defined in ddtrace._trace, ddtrace.internal, or ddtrace.trace.
• Removes deprecated tracing attributes from ddtrace. ddtrace.trace should be the sole public interface for tracing.

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:

releasenotes/notes/remove-deprecated-tracing-modules-a129231d42e1218d.yaml  @DataDog/apm-python
benchmarks/sampling_rule_matches/scenario.py                            @DataDog/apm-core-python
ddtrace/__init__.py                                                     @DataDog/apm-core-python
ddtrace/constants.py                                                    @DataDog/apm-core-python
tests/suitespec.yml                                                     @DataDog/python-guild @DataDog/apm-core-python
tests/tracer/test_tracer.py                                             @DataDog/apm-sdk-api-python

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-01-31 02:51:19

Comparing candidate commit 75a8bf3 in PR branch munir/remove-deprecated-tracing-modules with baseline commit ff6120c in branch munir/upgrade-min-aws-lambda.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 394 metrics, 2 unstable metrics.

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: munir/remove-deprecated-tracing-modules
Commit report: 75a8bf3
Test service: dd-trace-py

✅ 0 Failed, 130 Passed, 1468 Skipped, 4m 37.2s Total duration (35m 44.18s time saved)