Fix rubocop suggestions

speckle_connector/src/speckle_objects/geometry/mesh.rb

@@ -70,8 +70,8 @@ module SpeckleConnector
             indices = faces.shift(num_pts)
             native_mesh.add_polygon(indices.map { |index| points[index] })
           end
-          state, materials = Other::RenderMaterial.to_native(state, mesh['renderMaterial'],
-                                                             layer, entities, &convert_to_native)
+          state, _materials = Other::RenderMaterial.to_native(state, mesh['renderMaterial'],
+                                                              layer, entities, &convert_to_native)
           # Find and assign material if exist
           unless mesh['renderMaterial'].nil?
             material_name = mesh['renderMaterial']['name'] || mesh['renderMaterial']['id']

speckle_connector/src/speckle_objects/other/block_instance.rb

@@ -150,9 +150,10 @@ module SpeckleConnector
           #  without instances
           find_and_erase_existing_instance(definition, block['id'], block['applicationId'])
           puts("Failed to create instance for speckle block instance #{block['id']}") if instance.nil?
+          # Transform already applied to instance unless is group
           instance.transformation = transform if is_group
-          state, materials = Other::RenderMaterial.to_native(state, block['renderMaterial'],
-                                                             layer, entities, &convert_to_native)
+          state, _materials = Other::RenderMaterial.to_native(state, block['renderMaterial'],
+                                                              layer, entities, &convert_to_native)
 
           # Retrieve material from state
           unless block['renderMaterial'].nil?