Move reporting of target bitrate to just after the encoder has been updated. Bug: webrtc:12000 Change-Id: I3e7c5bd44c2f64e5f7e32d6451861b80e0b779ca Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/186041 Commit-Queue: Per Kjellander <perkj@webrtc.org> Reviewed-by: Erik Språng <sprang@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32275}