Update _quarto.yml

Author: penelopeysm

_quarto.yml

@@ -42,7 +42,7 @@ website:
     background: "#073c44"
     left: |
       Turing is created by <a href="http://mlg.eng.cam.ac.uk/hong/" target="_blank">Hong Ge</a>, and lovingly maintained by the <a href="https://github.com/TuringLang/Turing.jl/graphs/contributors" target="_blank">core team</a> of volunteers. <br>
-      The contents of this website are © 2024 under the terms of the <a href="https://github.com/TuringLang/Turing.jl/blob/master/LICENCE" target="_blank">MIT License</a>. 
+      The contents of this website are © 2018–2025 under the terms of the <a href="https://github.com/TuringLang/Turing.jl/blob/master/LICENCE" target="_blank">MIT License</a>. 
 
     right:
       - icon: twitter