document 1D convolution fix

docs/relnotes-6.5.3.html

@@ -33,6 +33,7 @@ TBD
 <li>Fog was errantly applied when a fragment shader was enabled (bug 9346)
 <li>glPush/PopClientAttrib didn't handle VBO bindings correctly (bug 9445)
 <li>With 32-bit Z buffer, the fragment Z of lines and points was sometimes wrong.
+<li>1D convolution state could effect 2D image transfers
 </ul>