Update README.md

Author: rennokki

README.md

@@ -22,7 +22,7 @@ _Kind words will touch our chakras and vibe, while the sponsorships will keep th
 
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-## Documentation
+## 📃 Documentation
 
 [The entire documentation is available on Gitbook 🌍](https://rennokki.gitbook.io/laravel-eloquent-query-cache/)