Philipp Hancke 1afa161f59 doc: align VLA documentation with code
clarifying that the number of temporal layers is limited to
a single byte and moving the format description from the source
to the document.

drive-by editorial fixes

BUG=webrtc:12000

Change-Id: I33f85e0a81e1dc16ef762171c52a79919080e048
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/279940
Commit-Queue: Philipp Hancke <phancke@microsoft.com>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#38523}
2022-11-01 11:51:32 +00:00
..
2021-11-03 14:59:46 +00:00
2022-07-04 09:01:52 +00:00