chore: replace taplo with tombi

[JP-Ellis]

📝 Summary

Switching from Tapl to Tombi, and cleaning up the TOML files while I'm at it.

🚨 Breaking Changes

🔥 Motivation

Taplo's maintainer has gone on an indefinite break.

🔨 Test Plan

🔗 Related issues/PRs

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 74%. Comparing base (3e6a602) to head (6718094).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@         Coverage Diff          @@
##           main   #1557   +/-   ##
====================================
  Coverage    74%     74%           
====================================
  Files        36      36           
  Lines      3993    3993           
====================================
  Hits       2976    2976           
  Misses     1017    1017           

Flag	Coverage Δ
examples	37% <ø> (ø)
tests	73% <ø> (ø)

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[Copilot]

Pull request overview

This PR switches the repository’s TOML formatting/linting tooling from Taplo to Tombi and reformats/normalizes various TOML/pyproject configurations accordingly.

Changes:

• Replace Taplo configuration with Tombi configuration and add Tombi format/lint hooks to pre-commit.
• Reformat and reorganize pyproject.toml files (root + subprojects) and Ruff config TOMLs for consistent formatting.
• Update editor recommendations to prefer the Tombi VS Code extension.

Reviewed changes

Copilot reviewed 16 out of 16 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
tests/.ruff.toml	TOML formatting normalization for Ruff config.
pyproject.toml	Large TOML reformat + restructured tool tables (Hatch/Coverage/Pytest/Ruff/Typos).
pact-python-ffi/tests/.ruff.toml	TOML formatting normalization for Ruff config.
pact-python-ffi/pyproject.toml	Large TOML reformat + restructured tool tables (build/test tooling).
pact-python-cli/pyproject.toml	Large TOML reformat + restructured tool tables (build/test tooling).
examples/http/xml_example/pyproject.toml	TOML reformat + tool table restructuring.
examples/http/service_consumer_provider/pyproject.toml	TOML reformat + tool table restructuring.
examples/http/requests_and_fastapi/pyproject.toml	TOML reformat + tool table restructuring.
examples/http/aiohttp_and_flask/pyproject.toml	TOML reformat + tool table restructuring.
examples/catalog/pyproject.toml	TOML reformat + tool table restructuring.
docs/scripts/.ruff.toml	TOML formatting normalization for Ruff config.
committed.toml	TOML formatting normalization.
.vscode/extensions.json	Replace TOML extension recommendation with Tombi.
.tombi.toml	Add Tombi formatter configuration.
.taplo.toml	Remove Taplo configuration.
.pre-commit-config.yaml	Add Tombi pre-commit hooks (format + lint).