Atom/mriegger/fixupname (#4187)

* Removing atom from the Decal (atom) name
* Decal component can take advantage of non-uniform scale option
* Using the base class nonuniform scale property rather than firing an event
* removing pragma optimize off
* Python tests need the updated name

Signed-off-by: mrieggeramzn <mriegger@amazon.com>

AutomatedTesting/Gem/PythonTests/Atom/tests/hydra_AtomEditorComponents_DecalAdded.py

@@ -73,7 +73,7 @@ def AtomEditorComponents_Decal_AddedToEntity():
 
         # Test steps begin.
         # 1. Create a Decal entity with no components.
-        decal_name = "Decal (Atom)"
+        decal_name = "Decal"
         decal_entity = EditorEntity.create_editor_entity_at(math.Vector3(512.0, 512.0, 34.0), decal_name)
         Report.critical_result(Tests.decal_creation, decal_entity.exists())