chore: update copyright year

Author: kgryte

src/_array_api_conf.py

@@ -17,7 +17,7 @@
 # -- Project information -----------------------------------------------------
 
 project = "Python array API standard"
-copyright = "2020-2025, Consortium for Python Data API Standards"
+copyright = "2020-2026, Consortium for Python Data API Standards"
 author = "Consortium for Python Data API Standards"
 
 # -- General configuration ---------------------------------------------------