Merge "Move test_floor0 in tests to a sub-folder" am: bf00f414df am: bf64c78fb1 am: d46c5d6226 am: 00684759b5

Original change: https://android-review.googlesource.com/c/platform/external/tremolo/+/1487217

Change-Id: Iebe024c948836434e08033c1ce7b687e1166e8c1