Upgrade demo app in plugins to new Android version

[bardram]

See list of plugins at

• https://github.com/cph-cachet/flutter-plugins

• [x] health
• [x] weather
• [x] air quality
• [x] screen state
• [x] light
• [x] pedometer
• [x] noise meter
• [x] app usage
• [x] notifications
• [x] movisens
• [x] esense
• [x] activity recognition (mark this as deprecated since we stopped using it in the app)
• [x] audio streamer
• [ ] mobility ( is using package background_locator_2 which is not maintained ) blocked by carp_background_location
• [ ] carp background location ( we are not using this, can mark as deprecated ) blocked by this
• [x] flutter foreground service ( we are not using this, can mark as deprecated )

[bardram]

We should probably deprecate the carp location plugin.