Fix capitalization.

Author: NullHypothesis

references.bib

@@ -1,6 +1,6 @@
 @article{Ververis2023a,
 	author = {Ververis, Vasilis and Lasota, Lucas and Ermakova, Tatiana and Fabian, Benjamin},
-	title = {Website blocking in the European Union: Network interference from the perspective of Open Internet},
+	title = {Website blocking in the {European} {Union}: Network interference from the perspective of {Open} {Internet}},
 	journal = {Policy \& Internet},
 	year = {2023},
 	url = {https://onlinelibrary.wiley.com/doi/pdf/10.1002/poi3.367},