Removed stale changelog entry.

readme.html

@@ -292,7 +292,6 @@ version of GLFW.</p>
   <li>Bugfix: The default OpenGL version in the <code>version</code> test was set to 1.1</li>
   <li>Bugfix: The OpenGL profile and forward-compatibility window parameters were not saved after context creation</li>
   <li>[Win32] Removed explicit support for versions of Windows older than Windows XP</li>
-  <li>[Win32] Bugfix: The <code>WGLSWAPINTERVALEXT_T</code> typedef was declared under <code>WGL_ARB_pixel_format</code></li>
 </ul>
 
 <h3>v2.7</h3>