fix(tracing): ensure http.url obfuscation is consistent with other libraries

[mabdinur]

When DD_TRACE_OBFUSCATION_QUERY_STRING_REGEXP is set to an empty string global_query_string_obfuscation_disabled should be set to False.

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/make-obfuscation-consistent-8a2361bf3298e1be.yaml    @DataDog/apm-python
ddtrace/contrib/trace_utils.py                                          @DataDog/apm-core-python @DataDog/apm-idm-python
ddtrace/internal/utils/http.py                                          @DataDog/apm-core-python
ddtrace/settings/config.py                                              @DataDog/python-guild @DataDog/apm-sdk-api-python
tests/tracer/test_env_vars.py                                           @DataDog/apm-sdk-api-python
tests/tracer/test_http.py                                               @DataDog/apm-sdk-api-python
tests/tracer/test_trace_utils.py                                        @DataDog/apm-sdk-api-python

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-10-07 20:20:15

Comparing candidate commit 9dd715e in PR branch munir/make-obfuscation-consistent with baseline commit 2af13d9 in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 371 metrics, 53 unstable metrics.

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: munir/make-obfuscation-consistent
Commit report: 9dd715e
Test service: dd-trace-py

✅ 0 Failed, 1156 Passed, 130 Skipped, 26m 57.51s Total duration (9m 56.68s time saved)