README: paper link for FSE'24

Author: pmbittner

README.md

@@ -85,6 +85,7 @@ Additionally, there is a screencast available on YouTube, guiding you through th
 ### Variability-Aware Differencing with DiffDetective (FSE 2024, ⭐ [Best Demo Paper](https://2024.esec-fse.org/track/fse-2024-demonstrations?#Awards) ⭐)
 
 [![Preprint](https://img.shields.io/badge/Preprint-Read-purple)](https://github.com/SoftVarE-Group/Papers/raw/main/2024/2024-FSE-Bittner.pdf)
+[![Paper](https://img.shields.io/badge/Paper-Read-purple)](https://dl.acm.org/doi/10.1145/3663529.3663813)
 [![Slides](https://img.shields.io/badge/Slides-Here-purple)](https://github.com/SoftVarE-Group/Slides/raw/main/2024/2024-07-17-FSE-DiffDetective.pdf)
 [![Screencast](https://img.shields.io/badge/Screencast-Watch-purple)][screencast]
 [![Demo Repository](https://img.shields.io/badge/Demo-Try-blue)][demo]