feat(docs): add links marker

README.md

@@ -186,6 +186,7 @@ export default CustomIcon;
 
 If Custom Icons are intended to be used in [React Server Components](#react-server-components-and-ssr), use `<SSRBase />` instead of `<IconBase />` as the render component.
 
+<!-- BEGIN_LINKS -->
 ## Our Related Projects
 
 - [@phosphor-icons/homepage](https://github.com/phosphor-icons/homepage) ▲ Phosphor homepage and general info
@@ -221,3 +222,4 @@ If you've made a port of Phosphor and you want to see it here, just open a PR [h
 ## License
 
 MIT © [Phosphor Icons](https://github.com/phosphor-icons)
+<!-- END_LINKS -->