Logcat failures indicate these three sounds are used in Android Go
builds.
Bug: 145923544
Test: Boot wembley and no longer see error in logcat about these files.
Change-Id: I3ee3248125d4f08a5ad71d1936a88484a8964fa2
The set of audio files is frequently customized, so move the default
set to /product. The frameworks scans both of these directories.
Bug: 80410283
Bug: 118826166
Test: verify sounds available in soundpicker
Change-Id: I3bfc71b46eb64b4d4614b62c65fb8821bf1c271a