Bump prettier from 1.15.3 to 1.16.0

Bumps [prettier](https://github.com/prettier/prettier) from 1.15.3 to 1.16.0.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/1.15.3...1.16.0)

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

package-lock.json

@@ -8857,9 +8857,9 @@
       "dev": true
     },
     "prettier": {
-      "version": "1.15.3",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.15.3.tgz",
-      "integrity": "sha512-gAU9AGAPMaKb3NNSUUuhhFAS7SCO4ALTN4nRIn6PJ075Qd28Yn2Ig2ahEJWdJwJmlEBTUfC7mMUSFy8MwsOCfg==",
+      "version": "1.16.0",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.16.0.tgz",
+      "integrity": "sha512-MCBCYeAuZfejUPdEpkleLWvpRBwLii/Sp5jQs0eb8Ul/drGIDjkL6tAU24tk6yCGf0KPV5rhPPPlczfBmN2pWQ==",
       "dev": true
     },
     "pretty-format": {