Merge pull request #11800 from Calinou/gpu-optimization-shaded-particles

Improve wording for shaded particles in GPU optimization

Author: skyace65

tutorials/performance/gpu_optimization.rst

@@ -175,7 +175,7 @@ You can increase performance in a fill rate-limited project by reducing the
 amount of work the GPU has to do. You can do this by simplifying the shader
 (perhaps turn off expensive options if you are using a :ref:`StandardMaterial3D
 <class_StandardMaterial3D>`), or reducing the number and size of textures used.
-Also, when using non-unshaded particles, consider forcing vertex shading in
+Also, when using shaded particles, consider forcing vertex shading in
 their material to decrease the shading cost.
 
 .. seealso::