Extend enable-tab-audio-muting flag

This CL extends the enable-tab-audio-muting flag to M135.

Bug: 330367721
Change-Id: Ib3ba31243731674fc41d46438542ef037092c49d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5367778


Reviewed-by: Tommy Steimel <steimel@chromium.org>
Auto-Submit: Evan Liu <evliu@google.com>
Commit-Queue: Tommy Steimel <steimel@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1277049}