Revert "Add WearNotifications sample to sdk.atree" am: 8b0e298179 am: 70eaf3de15 am: dfa6375f85 am: 17f1bd13e0 am: 61a495323c
am: 4adef0f229

Change-Id: I13412368d28e2fb87cf13bb949534565a6320942