Delete mention of OpenGL ES 2

tutorials/performance/using_multimesh.rst

@@ -17,8 +17,7 @@ MultiMeshes
 -----------
 
 A :ref:`MultiMesh<class_MultiMesh>` is a single draw primitive that can draw up to millions
-of objects in one go. It's extremely efficient because it uses the GPU hardware to do this
-(in OpenGL ES 2.0, it's less efficient because there is no hardware support for it, though).
+of objects in one go. It's extremely efficient because it uses the GPU hardware to do this.
 
 The only drawback is that there is no *screen* or *frustum* culling possible for individual instances.
 This means, that millions of objects will be *always* or *never* drawn, depending on the visibility