CHOOSER_UNBUNDLED -> droidfood

Has been in teamfood since Oct 28. A couple of minor ("normal") bugs
found during teamfood, but no systematic issues around unbundling.

Modify unit test to accept ReleasedFlag as well.

Bug: 254512507
Test: Build
Change-Id: I8db59d16715cfce5e9cf86fcbb1fbb28d125152e