Revert "Add WearNotifications sample to sdk.atree" am: 8b0e298179 am: 70eaf3de15 am: dfa6375f85 am: 17f1bd13e0 am: 61a495323c am: 4adef0f229 am: 3cc20d4124 am: adad1fe47c
am: e9ed80764b

Change-Id: Ibd3e8a6c3a117ba283d8d401c9b2b0ae53bef82a