chore(deps): update dependency prettier to v1.13.7 (#1006)

This Pull Request updates dependency [prettier](https://github.com/prettier/prettier) from `v1.13.6` to `v1.13.7`



<details>
<summary>Release Notes</summary>

### [`v1.13.7`](https://github.com/prettier/prettier/blob/master/CHANGELOG.md#&#8203;1137)
[Compare Source](prettier/prettier@1.13.6...1.13.7)
[diff](prettier/prettier@1.13.6...1.13.7)

- Remove calls to `eval("require")` in the distributed code ([#&#8203;4766](`https://github.com/prettier/prettier/pull/4766`))

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</details>




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package.json

@@ -79,7 +79,7 @@
         "jest-puppeteer": "3.2.1",
         "node-dir": "0.1.17",
         "npm-run-all": "4.1.3",
-        "prettier": "1.13.6",
+        "prettier": "1.13.7",
         "prettier-eslint": "8.8.2",
         "prettier-stylelint": "0.4.2",
         "puppeteer": "1.5.0",