Adds a 50-utterance test dataset for ASR model.

Generated from audio utterances in the LibriSpeech ASR dataset: http://www.openslr.org/12/

The old single utterance test data was also removed.

Bug: 113652468

Test: Covered by existing test:
com.android.nn.benchmark.app.NNTest#testNNAPI10Seconds[asr_float]

Change-Id: Ib4041236b6af33fddae5b23925498b046c1fd0a9
Merged-In: Ib4041236b6af33fddae5b23925498b046c1fd0a9
(cherry picked from commit 709f0ba908180130960923817558555ea72a6780)
105 files changed
tree: 7440207643bb35de1c5ad32c66b70ad748c9b66a
  1. assets/
  2. LICENSE
  3. OWNERS
  4. README.txt