This avoids having duplicate camera entries presented to the user when
PipeWire camera is being used.
Bug: webrtc:346350844
Change-Id: I423db7fe0654cc1b1c91ee5264c6ba5dc4e24100
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/354320
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Reviewed-by: Andreas Pehrson <apehrson@mozilla.com>
Commit-Queue: Jan Grulich <grulja@gmail.com>
Cr-Commit-Position: refs/heads/main@{#42462}
633a41ff8e