add UAI 2025 preview image to bibliography

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: Demi-wlw

_bibliography/papers.bib

@@ -50,6 +50,7 @@ @inproceedings{Wang2025NPBayesMFC
   selected={true},
   abbr={UAI},
   bibtex_show={true},
+  preview={UAI2025logo.png},
   title={Nonparametric Bayesian Multi-Facet Clustering for Longitudinal Data},
   author={Luwei Wang and Kieran Richards and Sohan Seth},
   booktitle={Proceedings of the Forty-first Conference on Uncertainty in Artificial Intelligence},