Fix paper number in 3508

Author: jwakely

xml/issue3508.xml

@@ -52,7 +52,7 @@ SG1 forwarded <paper num="P3323R0"/> to LEWG to resolve LWG issues
 </p>
 
 <note>2025-02-07 Status changed: Open &rarr; Resolved.</note>
-<p>Resolved by <paper num="P3323R0"/> in Wrocław.</p>
+<p>Resolved by <paper num="P3323R1"/> in Wrocław.</p>
 
 </discussion>