Inactive encoders are included in the string when they are paused due to bitrate allocation being 0 for that simulcast layer. #rtc_ktlo Bug: webrtc:376804631 Change-Id: I4234b452b60fee58981907380df41962fda5bf40 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/367660 Reviewed-by: Henrik Boström <hbos@webrtc.org> Commit-Queue: Evan Shrubsole <eshr@google.com> Reviewed-by: Erik Språng <sprang@webrtc.org> Cr-Commit-Position: refs/heads/main@{#43367}