Bump husky from 2.2.0 to 2.3.0 (#5594)

Bumps [husky](https://github.com/typicode/husky) from 2.2.0 to 2.3.0.
- [Release notes](https://github.com/typicode/husky/releases)
- [Changelog](https://github.com/typicode/husky/blob/master/CHANGELOG.md)
- [Commits](https://github.com/typicode/husky/compare/v2.2.0...v2.3.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

package.json

@@ -59,7 +59,7 @@
     "eslint-plugin-flowtype": "3.8.2",
     "flow-bin": "0.98.1",
     "gaze": "1.1.3",
-    "husky": "2.2.0",
+    "husky": "2.3.0",
     "jasmine": "3.4.0",
     "jasmine-spec-reporter": "4.2.1",
     "jsdoc": "3.6.2",