core_base: Remove "Home Sample"

Change-Id: I690ab7d65fe02c0771c796d37d15f9ef857daaaf
Enable incremental builder to find files that moved, and
try to process them via patch + rename, instead of
delete + add.

b/11437930

Change-Id: Ie70632a2fa0a13d4bb259f61c620bb01812494e5