Change video link to YouTube embed format

Updated video link format in README.

Author: mmmarinho

README.md

@@ -38,7 +38,7 @@ year = {2025}
 📓 Presented at The University of Manchester's Open Research Conference 2025
   -  Slides and abstract: https://doi.org/10.48420/29266976.v1
 
-```{iframe} https://youtu.be/zmIsahJvmCI?si=ABDXLGtjNNpIR1bN
+```{iframe} https://www.youtube.com/embed/zmIsahJvmCI
 :width: 100%
 Presentation at the Open Research Conference 2025.
 ```