build(deps): Update python-dotenv requirement from <1.2,>=0.21 to >=0.21,<1.3

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Updates the requirements on python-dotenv to permit the latest version.

Release notes

Sourced from python-dotenv's releases.

v1.2.1

What's Changed

• Support reading .env from FIFOs (Unix) by @​sidharth-sudhir in theskumar/python-dotenv#586
• Update CI to use trusted publishing on PyPI

New Contributors

• @​sidharth-sudhir made their first contribution in theskumar/python-dotenv#586

Full Changelog: theskumar/python-dotenv@v1.2.0...v1.2.1

Changelog

Sourced from python-dotenv's changelog.

[1.2.1] - 2025-10-26

• Move more config to pyproject.toml, removed setup.cfg
• Add support for reading .env from FIFOs (Unix) by [@​sidharth-sudhir] in #586

[1.2.0] - 2025-10-26

• Upgrade build system to use PEP 517 & PEP 518 to use build and pyproject.toml by [@​EpicWink] in #583
• Add support for Python 3.14 by [@​23f3001135] in #579
• Add support for disabling of load_dotenv() using PYTHON_DOTENV_DISABLED env var. by [@​matthewfranglen] in #569

[1.1.1] - 2025-06-24

Fixed

• CLI: Ensure find_dotenv work reliably on python 3.13 by [@​theskumar] in #563
• CLI: revert the use of execvpe on Windows by [@​wrongontheinternet] in #566

[1.1.0] - 2025-03-25

Feature

• Add support for python 3.13
• Enhance dotenv run, switch to execvpe for better resource management and signal handling (#523) by [@​eekstunt]

Fixed

• find_dotenv and load_dotenv now correctly looks up at the current directory when running in debugger or pdb (#553 by [@​randomseed42])

Misc

• Drop support for Python 3.8

[1.0.1] - 2024-01-23

Fixed

• Gracefully handle code which has been imported from a zipfile (#456 by [@​samwyma])
• Allow modules using load_dotenv to be reloaded when launched in a separate thread (#497 by [@​freddyaboulton])
• Fix file not closed after deletion, handle error in the rewrite function (#469 by [@​Qwerty-133])

Misc

• Use pathlib.Path in tests (#466 by [@​eumiro])
• Fix year in release date in changelog.md (#454 by [@​jankislinger])
• Use https in README links (#474 by [@​Nicals])

[1.0.0] - 2023-02-24

Fixed

... (truncated)

Commits

• eaf2a91 Do not remove .coverage file
• 8716196 Bump version: 1.2.0 → 1.2.1
• b87807f Update changelog
• 3af77d3 Support reading .env from FIFOs (Unix) (#586)
• 467ee22 Fix test failures after moving config to pyproject.toml
• 76999e7 Move more config pyproject.toml
• 222ce2c Update to use trusted publisher on pypi
• 8ed4f79 Update docs requirements
• 5bf8822 Bump version: 1.1.1 → 1.2.0
• 1fe11cc upadate changelog
• Additional commits viewable in compare view

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