Update dependency prettier to v2.2.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
prettier (source)	2.2.0 -> 2.2.1

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Release Notes

prettier/prettier

### [`v2.2.1`](https://togithub.com/prettier/prettier/blob/master/CHANGELOG.md#​221) [Compare Source](https://togithub.com/prettier/prettier/compare/2.2.0...2.2.1) [diff](https://togithub.com/prettier/prettier/compare/2.2.0...2.2.1) ##### Fix formatting for AssignmentExpression with ClassExpression ([#​9741](https://togithub.com/prettier/prettier/pull/9741) by [@​sosukesuzuki](https://togithub.com/sosukesuzuki)) ```js // Input module.exports = class A extends B { method() { console.log("foo"); } }; // Prettier 2.2.0 module.exports = class A extends ( B ) { method() { console.log("foo"); } }; // Prettier 2.2.1 module.exports = class A extends B { method() { console.log("foo"); } }; ```

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