chore(libdatadog): upgrade to v16.0.3

[mabdinur]

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/upgrade-libdatadog-v16-0-3-c47ce9b03c69cb63.yaml     @DataDog/apm-python
ddtrace/internal/datadog/profiling/cmake/FindLibdatadog.cmake           @DataDog/profiling-python
ddtrace/internal/datadog/profiling/dd_wrapper/src/sample.cpp            @DataDog/profiling-python
ddtrace/profiling/collector/_memalloc_reentrant.h                       @DataDog/profiling-python
src/native/Cargo.lock                                                   @DataDog/apm-core-python
src/native/Cargo.toml                                                   @DataDog/apm-core-python

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: munir/bump-lib-datadog
Commit report: 8021ece
Test service: dd-trace-py

✅ 0 Failed, 43 Passed, 290 Skipped, 48.31s Total duration (5m 25.16s time saved)

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-02-26 20:45:31

Comparing candidate commit 8021ece in PR branch munir/bump-lib-datadog with baseline commit 2aa4ffb in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 418 metrics, 2 unstable metrics.

[BaptisteFoy]

🚀