docs: glUniform functions are now compiled into display lists

docs/relnotes-7.5.2.html

@@ -48,6 +48,7 @@ tbd
 <li>Fixed GLSL linker/preprocessor version directive issue seen in Wine
     (such as bug 23946)
 <li>glUseProgram() is now compiled into display lists (bug 23746).
+<li>glUniform functions are now compiled into display lists
 </ul>