Do not init diff materials (#440)

speckle_connector_3/src/actions/initialize_materials.rb

@@ -6,7 +6,7 @@ require_relative '../constants/mat_constants'
 
 module SpeckleConnector3
   module Actions
-    # Action to initialize materials
+    # Action to initialize materials (legacy for diff colors)
     class InitializeMaterials < Action
       # @param state [States::State] the current state of the {App::SpeckleConnectorApp}
       # @return [States::State] the new updated state object

speckle_connector_3/src/actions/load_sketchup_model.rb

@@ -23,8 +23,6 @@ module SpeckleConnector3
         new_sketchup_state = States::SketchupState.new(sketchup_model)
         sketchup_model.rendering_options['DisplaySectionPlanes'] = true
         new_state = state.with(:@sketchup_state => new_sketchup_state)
-        # Init materials again
-        new_state = InitializeMaterials.update_state(new_state)
 
         # Read speckle entities
         #new_speckle_entities = SketchupModel::Reader::SpeckleEntitiesReader.read(sketchup_model.entities)