[pre-commit.ci] pre-commit autoupdate

[pre-commit-ci[bot]]

updates:

• https://github.com/timothycrosley/isort → https://github.com/PyCQA/isort
• https://gitlab.com/pycqa/flake8 → https://github.com/PyCQA/flake8
• github.com/PyCQA/flake8: 3.9.2 → 5.0.4

[welcome[bot]]

Thanks for submitting your first pull request! You are awesome! :hugs:
If you haven't done so already, check out EBP's Code of Conduct and our Contributing Guide, as this will greatly help the review process.
Welcome to the EBP community! :tada:

[codecov[bot]]

Codecov Report

Base: 84.31% // Head: 84.27% // Decreases project coverage by -0.03% :warning:

Coverage data is based on head (9192c85) compared to base (82a8190). Patch has no changes to coverable lines.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #43 +/- ## ========================================== - Coverage 84.31% 84.27% -0.04% ========================================== Files 10 9 -1 Lines 1626 1622 -4 ========================================== - Hits 1371 1367 -4 Misses 255 255 ``` | Flag | Coverage Δ | | |---|---|---| | pytests | `84.27% <ø> (-0.04%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=executablebooks#carryforward-flags-in-the-pull-request-comment) to find out more. | [Impacted Files](https://codecov.io/gh/executablebooks/rst-to-myst/pull/43?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=executablebooks) | Coverage Δ | | |---|---|---| | [rst\_to\_myst/\_\_init\_\_.py](https://codecov.io/gh/executablebooks/rst-to-myst/pull/43/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=executablebooks#diff-cnN0X3RvX215c3QvX19pbml0X18ucHk=) | | | 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=executablebooks). 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=executablebooks)

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