feat: Node20

[astuyve]

What does this PR do?

Closes #436 for our fans who are so eager to try this out!

Motivation

Testing Guidelines

I tested this manually: Integration test snapshots also look good.

Additional Notes

Types of Changes

• [ ] Bug fix
• [ ] New feature
• [ ] Breaking change
• [ ] Misc (docs, refactoring, dependency upgrade, etc.)

Check all that apply

• [ ] This PR's description is comprehensive
• [ ] This PR contains breaking changes that are documented in the description
• [ ] This PR introduces new APIs or parameters that are documented and unlikely to change in the foreseeable future
• [ ] This PR impacts documentation, and it has been updated (or a ticket has been logged)
• [ ] This PR's changes are covered by the automated tests
• [ ] This PR collects user input/sensitive content into Datadog
• [ ] This PR passes the integration tests (ask a Datadog member to run the tests)

[codecov-commenter]

Codecov Report

Attention: 115 lines in your changes are missing coverage. Please review.

Comparison is base (35295b3) 80.35% compared to head (d5292fa) 81.19%. Report is 83 commits behind head on main.

:exclamation: Current head d5292fa differs from pull request most recent head 3f11d32. Consider uploading reports for the commit 3f11d32 to get more accurate results

Files	Patch %	Lines
src/trace/step-function-service.ts	49.29%	35 Missing and 1 partial :warning:
src/trace/listener.ts	44.44%	15 Missing :warning:
src/trace/span-inferrer.ts	81.48%	0 Missing and 10 partials :warning:
src/trace/cold-start-tracer.ts	87.23%	2 Missing and 4 partials :warning:
src/trace/xray-service.ts	94.59%	5 Missing and 1 partial :warning:
src/trace/context/extractors/event-bridge-sqs.ts	61.53%	3 Missing and 2 partials :warning:
src/index.ts	89.74%	3 Missing and 1 partial :warning:
src/trace/context/extractor.ts	95.18%	4 Missing :warning:
src/trace/context/extractors/event-bridge.ts	63.63%	3 Missing and 1 partial :warning:
src/trace/context/extractors/kinesis.ts	69.23%	3 Missing and 1 partial :warning:
... and 8 more

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #437 +/- ## ========================================== + Coverage 80.35% 81.19% +0.84% ========================================== Files 36 50 +14 Lines 1761 2042 +281 Branches 410 467 +57 ========================================== + Hits 1415 1658 +243 - Misses 294 323 +29 - Partials 52 61 +9 ```

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