mesa: upgrade wglext.h to version 22
diff --git a/docs/relnotes-7.9.html b/docs/relnotes-7.9.html
index 56a3ba6..8f32ed0 100644
--- a/docs/relnotes-7.9.html
+++ b/docs/relnotes-7.9.html
@@ -56,6 +56,7 @@
 repository.
 <li>GL/glext.h file upgraded to version 64
 <li>GL/glxext.h file upgraded to version 32
+<li>GL/wglext.h file upgraded to version 22
 </ul>
 
 </body>