chore(deps): update devdependency chalk to v4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
chalk	devDependencies	major	^3.0.0 -> ^4.0.0

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Release Notes

chalk/chalk

### [`v4.0.0`](https://togithub.com/chalk/chalk/releases/v4.0.0) [Compare Source](https://togithub.com/chalk/chalk/compare/v3.0.0...v4.0.0) ##### Breaking - Require Node.js 10 [`61999a4`](https://togithub.com/chalk/chalk/commit/61999a4) - Change the `Level` TypeScript type to be a union instead of enum [`f0f4638`](https://togithub.com/chalk/chalk/commit/f0f4638) ```diff -if (chalk.level > Level.None) {} +if (chalk.level > 0) {} ``` ##### Improvements - Use `Object.setPrototypeOf` as `__proto__` could potentially be disabled ([#​387](https://togithub.com/chalk/chalk/issues/387)) [`63469d3`](https://togithub.com/chalk/chalk/commit/63469d3)

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