packaging: Use Poetry support for PEP 621

[edgarrmondragon]

How to get the tooling set up to test this PR:

pipx install --suffix _main git+https://github.com/python-poetry/poetry.git@main --force
pipx inject poetry_main 'poetry-dynamic-versioning>=1.4.0' --force
poetry_main lock
poetry_main check

Related:

• Add support for the project section (PEP 621) python-poetry/poetry#9135
• Add support for the project section (PEP 621) python-poetry/poetry-core#708
• Support the [project] section (PEP 621) mtkennerly/poetry-dynamic-versioning#181
• Support Poetry 2.0 and PEP 621 cjolowicz/nox-poetry#1223
• 2.0.0 Release python-poetry/poetry#9448

Tasks:

• Migrate project metadata (authors, maintainers, readme, license)
• Migrate project URLs
• Migrate dependencies
• Migrate plugins and entry points

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📚 Documentation preview 📚: https://meltano-sdk--2407.org.readthedocs.build/en/2407/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.56%. Comparing base (925664b) to head (20e577f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2407   +/-   ##
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  Coverage   90.56%   90.56%           
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  Files          62       62           
  Lines        5001     5001           
  Branches      638      638           
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  Hits         4529     4529           
  Misses        328      328           
  Partials      144      144           

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