Improvements. You can now call SetDecalMaterial() with any permutation and it works as expected

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

Gems/AtomLyIntegration/CommonFeatures/Code/Source/Decals/DecalComponentController.cpp

@@ -230,7 +230,7 @@ namespace AZ
         {
             DecalNotificationBus::Event(m_entityId, &DecalNotifications::OnMaterialChanged, m_configuration.m_materialAsset);
 
-            if (m_featureProcessor && m_configuration.m_materialAsset.GetId().IsValid())
+            if (m_featureProcessor)
             {
                 m_featureProcessor->SetDecalMaterial(m_handle, m_configuration.m_materialAsset.GetId());
             }

Gems/AtomLyIntegration/CommonFeatures/Code/Source/Decals/EditorDecalComponent.cpp

@@ -192,7 +192,7 @@ namespace AZ
 
         u32 EditorDecalComponent::OnConfigurationChanged()
         {
-            BaseClass::OnConfigurationChanged();
+            m_controller.ConfigurationChanged();
             return Edit::PropertyRefreshLevels::AttributesAndValues;
         }