IVGCVSW-5714 Add example wav file for Wav2Letter Guide

* The wav file is a recording of the phrase
  "the quick brown fox jumps over the lazy dog"
* This has been approved with legal

Signed-off-by: Kevin May <kevin.may@arm.com>
Change-Id: I8c3ba7d108623de94fb961e00f1dc34b78cd6452
diff --git a/python/pyarmnn/examples/speech_recognition/tests/testdata/quick_brown_fox_16000khz.wav b/python/pyarmnn/examples/speech_recognition/tests/testdata/quick_brown_fox_16000khz.wav
new file mode 100644
index 0000000..761c360
--- /dev/null
+++ b/python/pyarmnn/examples/speech_recognition/tests/testdata/quick_brown_fox_16000khz.wav
Binary files differ