feat: added browser name to extension readme link description

Author: mikouaji

README.md

@@ -150,7 +150,7 @@ We welcome contributions – please do feel free to explore the project and
 
 ## Related projects
 
-- [npmx-replace-extension](https://github.com/tylersayshi/npmx-replace-extension) – Browser extension to redirect npmjs.com to npmx.dev
+- [npmx-replace-extension](https://github.com/tylersayshi/npmx-replace-extension) – Browser extension to redirect npmjs.com to npmx.dev (Chrome only for now)
 - [JSR](https://jsr.io/) – The open-source package registry for modern JavaScript and TypeScript
 - [npm-userscript](https://github.com/bluwy/npm-userscript) – Browser userscript with various improvements and fixes for npmjs.com
 - [npm-alt](https://npm.willow.sh/) – An alternative npm package browser