Merge pull request #57164 from nextcloud/useMoreUpToDatePreviewImage

chore: Change preview image in README.md

Author: AndyScherzinger

README.md

@@ -11,7 +11,7 @@
 
 **A safe home for all your data.**
 
-![](https://raw.githubusercontent.com/nextcloud/screenshots/master/nextcloud-hub-files-25-preview.png)
+![](https://raw.githubusercontent.com/nextcloud/screenshots/master/nextcloud-hub-25-files.png)
 
 ## Why is this so awesome? 🤩