docs(Cypress - Setup): replace dead quick start link (#4953)

Author: Lukas742

packages/cypress-commands/TestSetup.mdx

@@ -18,7 +18,7 @@ When launching Cypress the first time you're guided through the setup, which the
 includeShadowDom: true;
 ```
 
-[Here](https://docs.cypress.io/guides/component-testing/react/quickstart) you can find the Cypress Quickstart tutorial for React.
+[Here](https://docs.cypress.io/guides/component-testing/react/overview) you can find the Cypress Quickstart tutorial for React.
 
 ## ThemeProvider