chore: add README badges

Author: ocruze

packages/react-dsfr-tiptap/README.md

@@ -1,5 +1,10 @@
 # react-dsfr-tiptap
 
+[![Tests](https://github.com/IGNF/react-dsfr-tiptap/actions/workflows/test.yml/badge.svg)](https://github.com/IGNF/react-dsfr-tiptap/actions/workflows/test.yml)
+[![Npm](https://img.shields.io/npm/v/react-dsfr-tiptap?logo=npm)](https://www.npmjs.com/package/react-dsfr-tiptap)
+![npm bundle size](https://img.shields.io/bundlephobia/minzip/react-dsfr-tiptap)
+[![License: MIT](https://img.shields.io/npm/l/react-dsfr-tiptap)](https://github.com/IGNF/react-dsfr-tiptap/blob/main/LICENSE)
+
 Composant de texte riche React pour le [System de design du gouvernement français (alias DSFR) 🇫🇷](https://www.systeme-de-design.gouv.fr/).
 
 ## Examples