Backport of "rtpmanager: twcc: Fix duplicate packet handling" into 1.22
Backport of !4328 (merged) "rtpmanager: twcc: Fix duplicate packet handling".
Commits:
- 7e619f7e twcc: Better handle duplicate packets
Backport of !4328 (merged) "rtpmanager: twcc: Fix duplicate packet handling".
Commits: