Philipp Hancke 4c7271aafe Remove ISAC media constant and payload type mapping
following the removal of ISAC from the code base.

BUG=webrtc:14450

Change-Id: I6faab5391bf0ef563c5dcce0bd5d8a653a87d9c8
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/294523
Reviewed-by: Alessio Bazzica <alessiob@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Philipp Hancke <phancke@microsoft.com>
Cr-Commit-Position: refs/heads/main@{#39378}
2023-02-23 10:23:48 +00:00
..
2019-07-08 13:45:15 +00:00
2022-04-14 09:35:29 +00:00
2021-10-26 10:36:44 +00:00
2019-11-18 16:11:27 +00:00
2021-05-10 22:57:52 +00:00