message: add heading to example image
diff: @@ -244,7 +244,7 @@ function renderExampleImageFor(componentName: string, shopifyDevAssetsUrl: strin
  const filename = componentName.toLowerCase();
  const image = resolve(`${shopifyDevAssetsUrl}/components/${filename}.png`);
  if (fs.existsSync(image)) {
  - return `![${filename}](/assets/api/checkout-extensions/components/${filename}.png)`;
  + return `---\n### Example\n![${filename}](/assets/api/checkout-extensions/components/${filename}.png)`;
  }
  return '';
  