[docs] Add react-media-material-ui in the related projects (mui#12068)

docs/src/pages/discover-more/related-projects/related-projects.md

@@ -15,6 +15,7 @@ Feel free to submit a pull request to add more projects; we will accept them if
 - [material-ui-time-picker](https://github.com/TeamWertarbyte/material-ui-time-picker) A TimePicker for Material-UI.
 - [mui-datatables](https://github.com/gregnb/mui-datatables) Responsive data tables for Material-UI with filtering, sorting, search and more.
 - [mui-downshift](https://github.com/techniq/mui-downshift) Thin layer over paypal's downshift to use Material-UI visual components.
+- [react-media-material-ui](https://github.com/jcoreio/react-media-material-ui) Easily use breakpoints from your Material-UI theme with [react-media](https://github.com/ReactTraining/react-media).
 - [Wertarbyte](https://mui.wertarbyte.com/) Wertarbyte are using Material-UI for many of their projects. This is a collection of complementary components they have built.
 
 ## Complementary Projects