chore(deps): update dependency husky to v2.7.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
husky	devDependencies	minor	2.5.0 -> 2.7.0

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Release Notes

typicode/husky

### [`v2.7.0`](https://togithub.com/typicode/husky/compare/v2.6.0...df97af21254ca033a05346df3deb61c046b9ea12) [Compare Source](https://togithub.com/typicode/husky/compare/v2.6.0...df97af21254ca033a05346df3deb61c046b9ea12) ### [`v2.6.0`](https://togithub.com/typicode/husky/blob/master/CHANGELOG.md#​260) [Compare Source](https://togithub.com/typicode/husky/compare/v2.5.0...v2.6.0) - Optional `HUSKY_USE_YARN` setting to use Yarn to run Husky - Add more debug information - Show a warning for Node `<= 8.6.0`

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