Improved complex queries handling and support for NATURAL JOIN added

Fixes and new features

• Parser.tokens: ignore flake8 error by @macbre in #425
• Drop support for Python 3.7 by @macbre in #426
• Handle cases tables preceded by complex queries by @Byunk in #423
• Update keywords_lists.py by @at2706 in #428
• Update keywords_lists.py to add Natural Join by @lavkeshg in #403
• Add a test coverage for the NATURAL JOIN by @macbre in #429

New Contributors 👋🏻

• @Byunk made their first contribution in #423
• @at2706 made their first contribution in #428
• @lavkeshg made their first contribution in #403

Thanks!

Updated dependencies

• build(deps-dev): bump pylint from 2.17.2 to 2.17.3 by @dependabot in #389
• build(deps-dev): bump pylint from 2.17.3 to 2.17.4 by @dependabot in #393
• build(deps): bump dependabot/fetch-metadata from 1.4.0 to 1.5.0 by @dependabot in #395
• build(deps): bump requests from 2.28.2 to 2.31.0 by @dependabot in #396
• build(deps): bump dependabot/fetch-metadata from 1.5.0 to 1.5.1 by @dependabot in #398
• build(deps-dev): bump pytest-cov from 4.0.0 to 4.1.0 by @dependabot in #399
• build(deps-dev): bump pytest from 7.3.1 to 7.3.2 by @dependabot in #402
• build(deps-dev): bump pytest from 7.3.2 to 7.4.0 by @dependabot in #404
• build(deps): bump dependabot/fetch-metadata from 1.5.1 to 1.6.0 by @dependabot in #405
• build(deps-dev): bump pylint from 2.17.4 to 2.17.5 by @dependabot in #407
• build(deps): bump snok/install-poetry from 1.3.3 to 1.3.4 by @dependabot in #410
• build(deps-dev): bump pytest from 7.4.0 to 7.4.1 by @dependabot in #414
• build(deps-dev): bump pytest from 7.4.1 to 7.4.2 by @dependabot in #419
• build(deps-dev): bump certifi from 2022.12.7 to 2023.7.22 by @dependabot in #415
• build(deps): bump actions/checkout from 3 to 4 by @dependabot in #416
• build(deps-dev): bump black from 23.3.0 to 23.9.1 by @dependabot in #427

Full Changelog: v2.8.0...v2.9.0