chore: update dependency husky to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
husky	devDependencies	major	3.0.9 -> 4.2.1

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Release Notes

typicode/husky

v4.2.1

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• Fix: support spaces in path to husky.local.sh #​658

v4.2.0

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• Check Git version during install and log an error if it's <2.13.0

v4.1.0

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• Improve speed and refactor hooks

v4.0.10

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v4.0.9

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• Fix: read stdin from hook script (#​645)

v4.0.8

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v4.0.7

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• Fix: Yarn when running inside winpty (#​634)

v4.0.6

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• Revert change in v4.0.5

v4.0.5

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• Fix: use process.exit if install fails #​633

v4.0.4

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• Fix: npm ignore .eslintrc.js (#​627)

v4.0.3

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• Fix: error message if trying to install in a non-git repo (#​627)

v4.0.2

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• Fix: show error message when hook fails

v4.0.1

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• Fix: make Yarn silent. When Husky was installed with Yarn 1.21.1, hooks output was too verbose (#​626).

v4.0.0

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• Support Yarn v2 new Plug'n'Play feature (thanks to @​arcanis)
• Improve path handling on Windows (in particular with Cygwin and Cmdr)
• Remove dependencies and simplify code
• Breaking requires Node 10+

Thanks to all contributors and everyone who is supporting Husky on Open Collective, GitHub sponsors and Patreon!

v3.1.0

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• Add pre-merge-commit hook (#​605)

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