Update cxx_dr_status.html

Author: imdj

clang/www/cxx_dr_status.html

@@ -14937,7 +14937,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
     <td><a href="https://cplusplus.github.io/CWG/issues/2517.html">2517</a></td>
     <td>C++23</td>
     <td>Useless restriction on use of parameter in <I>constraint-expression</I></td>
-    <td class="unknown" align="center">Unknown</td>
+    <td class="full" align="center">Clang 23</td>
   </tr>
   <tr id="2518">
     <td><a href="https://cplusplus.github.io/CWG/issues/2518.html">2518</a></td>