Revert "Add WearNotifications sample to sdk.atree"

This reverts commit f765bdac593cc8602089250856e148fd0190cc71.

Change-Id: I59294be08998e945eec99c549ac45a70feef0d04
(cherry picked from commit 8b0e2981799ee0e42c61d214ae67e7fd86219528)
1 file changed