Remove note about not supporting per-instance uniforms in the Compatibility backend

Author: clayjohn

tutorials/shaders/shader_reference/shading_language.rst

@@ -1059,10 +1059,6 @@ Per-instance uniforms
 
     Per-instance uniforms are only available in ``spatial`` (3D) shaders.
 
-.. note::
-
-    Per-instance uniforms are not supported when using the Compatibility renderer.
-
 Sometimes, you want to modify a parameter on each node using the material. As an
 example, in a forest full of trees, when you want each tree to have a slightly
 different color that is editable by hand. Without per-instance uniforms, this