Enable demuxing of the mha1 format for MPEG-H audio.

Support for the mhm1 format was added in
https://chromium-review.googlesource.com/c/chromium/src/+/1011291

Bug: b/78574229
Test: Locally ran a unit test to parse an mha1 MPEG-H file
Change-Id: I8ed0b094c84db35a6e8c65ca54f93dc94333272d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1626151
Commit-Queue: Antonio Rivera <antoniori@google.com>
Reviewed-by: Sergey Volk <servolk@chromium.org>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663340}
5 files changed