message: Update packages/checkout-ui-extensions/src/components/Divider/content/guidelines.md
diff: ## Related components
  -- [InlineSpacer](https://github.com/Shopify/checkout-web/tree/master/packages/checkout-ui-extensions/src/components/InlineSpacer): Controls vertical margin.
  \ No newline at end of file
  +- [InlineSpacer](https://github.com/Shopify/checkout-web/tree/master/packages/checkout-ui-extensions/src/components/InlineSpacer): Controls inline margin.
  