fix failing test: Header(...): Nothing was returned from render

[todo]

web/src/components/Header/index.test.js

Lines 15 to 20 in 03054ce

	* @todo fix failing test: Header(...): Nothing was returned from render
	*/
	xit("renders correctly with site name prop", () => {
	const tree = renderer.create(<Header siteTitle={"Site name"} />).toJSON()
	expect(tree).toMatchSnapshot()
	})

---

This issue was generated by todo based on a todo comment in 03054ce. It's been assigned to @jimmyandrade because they committed the code.