fix (breville_smart_air_viral_protect_night_glow): improve compatibility

- make factory reset optional. This is a button, so expected to be missing

Issue #4547

custom_components/tuya_local/devices/breville_smart_air_viral_protect_night_glow.yaml

@@ -116,3 +116,4 @@ entities:
       - id: 101
         name: button
         type: boolean
+        optional: true