dont update component updated_at on new reading

app/models/device.rb

@@ -259,7 +259,7 @@ def remove_mac_address_for_newly_registered_device!
 
   def update_component_timestamps(timestamp, sensor_ids)
     components.select {|c| sensor_ids.include?(c.sensor_id) }.each do |component|
-      component.update(last_reading_at: timestamp)
+      component.update_column(:last_reading_at, timestamp)
     end
   end
 

spec/models/device_spec.rb

@@ -285,7 +285,7 @@
 
     before do
       @device = create(:device)
-      @component_1 = create(:component, device: @device, sensor: create(:sensor, id: 1))
+      @component_1 = create(:component, device: @device, sensor: create(:sensor, id: 1), updated_at: "2023-01-01 12:00:00")
       @component_2 = create(:component, device: @device,  sensor: create(:sensor, id: 2))
       @device.reload
       @timestamp = Time.parse("2023-10-06 06:00:00")
@@ -300,6 +300,12 @@
       expect(@component_2).not_to receive(:update).with(last_reading_at: @timestamp)
       @device.update_component_timestamps(@timestamp, [1])
     end
+
+    it "does not update the component updated_at" do
+      updated_at = @component_1.updated_at
+      @device.update_component_timestamps(@timestamp, [1])
+      expect(@component_1.reload.updated_at).to eq(updated_at)
+    end
   end
 
   context "notifications for low battery" do