Since iwyu is now deprecated, we need to enable use of include-cleaner.
This approach gives some error messages when running, but does the job.
Bug: webrtc:15874
Change-Id: I431deef0f2e5ce99eb256a4d82aa32769ae58b41
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/347642
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#42085}