build(deps): update python-dotenv requirement from ==0.20.* to >=0.20,<0.22

[dependabot[bot]]

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

Release notes

Sourced from python-dotenv's releases.

Version 0.21.0

What's Changed

Added

• CLI: add support for invocations via 'python -m'. (#395 by @​theskumar)
• load_dotenv function now returns False. (#388 by @​larsks)
• CLI: add --format= option to list command. (#407 by @​sammck)

Fixed

• Drop Python 3.5 and 3.6 and upgrade GA (#393 by @​eggplants)
• Use open instead of io.open. (#389 by @​rabinadk1)
• Improve documentation for variables without a value (#390 by @​bbc2)
• Add parse_it to Related Projects by (#410 by @​naorlivne)
• Update README.md by (#415 by @​harveer07)
• Improve documentation with direct use of MkDocs by (#398 by @​bbc2)

New Contributors

• @​rabinadk1 made their first contribution in theskumar/python-dotenv#389
• @​larsks made their first contribution in theskumar/python-dotenv#388
• @​naorlivne made their first contribution in theskumar/python-dotenv#410
• @​eggplants made their first contribution in theskumar/python-dotenv#393
• @​sammck made their first contribution in theskumar/python-dotenv#407
• @​harveer07 made their first contribution in theskumar/python-dotenv#415
• @​theGOTOguy made their first contribution in theskumar/python-dotenv#414

Full Changelog: https://github.com/theskumar/python-dotenv/compare/v0.20.0...v0.21.0

Changelog

Sourced from python-dotenv's changelog.

[0.21.0] - 2022-09-03

Added

• CLI: add support for invocations via 'python -m'. (#395 by @​theskumar)
• load_dotenv function now returns False. (#388 by @​larsks)
• CLI: add --format= option to list command. (#407 by @​sammck)

Fixed

• Drop Python 3.5 and 3.6 and upgrade GA (#393 by @​eggplants)
• Use open instead of io.open. (#389 by @​rabinadk1)
• Improve documentation for variables without a value (#390 by @​bbc2)
• Add parse_it to Related Projects by (#410 by @​naorlivne)
• Update README.md by (#415 by @​harveer07)
• Improve documentation with direct use of MkDocs by (#398 by @​bbc2)

[0.20.0] - 2022-03-24

Added

• Add encoding (Optional[str]) parameter to get_key, set_key and unset_key. (#379 by [@​bbc2])

Fixed

• Use dict to specify the entry_points parameter of setuptools.setup (#376 by [@​mgorny]).
• Don't build universal wheels (#387 by [@​bbc2]).

[0.19.2] - 2021-11-11

Fixed

• In set_key, add missing newline character before new entry if necessary. (#361 by [@​bbc2])

[0.19.1] - 2021-08-09

Added

• Add support for Python 3.10. (#359 by [@​theskumar])

[0.19.0] - 2021-07-24

Changed

• Require Python 3.5 or a later version. Python 2 and 3.4 are no longer supported. (#341 by [@​bbc2]).

Added

... (truncated)

Commits

• b6fe193 Bump version: 0.20.0 → 0.21.0
• 5d07931 update changelog
• 490b116 Revert "fix: out of scope error when "dest" variable is undefined #413"
• b1f041d Add release notes for 0.21.0
• 6399af6 chore: fix flake8 issue
• a53d652 fix: out of scope error when "dest" variable is undefined #413
• a7c811d Update README.md (#415)
• 914c68e feat(cli) add --format= option to list command (#407)
• 2f36c08 Drop Python 3.5 and 3.6 and upgrade GA (#393)
• a50a3bf Add .vscode to gitignore
• Additional commits viewable in compare view

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[codecov[bot]]

Codecov Report

Base: 85.39% // Head: 85.39% // No change to project coverage :thumbsup:

Coverage data is based on head (644dc89) compared to base (60631a0). Patch has no changes to coverable lines.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #64 +/- ## ======================================= Coverage 85.39% 85.39% ======================================= Files 3 3 Lines 315 315 Branches 37 37 ======================================= Hits 269 269 Misses 40 40 Partials 6 6 ``` Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=agrc). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=agrc)

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[dependabot[bot]]

Looks like python-dotenv is no longer updatable, so this is no longer needed.