Reland "Enable kQuicIgnoreRedundantOnNetworkMadeDefault by default"

This reverts commit ed9661c0877bab43bc83e4dba68d0eda35c837c5.

Reason for revert: Reland now that we followed WebView's best practices.

Original change's description:
> Revert "Enable kQuicIgnoreRedundantOnNetworkMadeDefault by default"
>
> This reverts commit 2242b1441b7f6154f59cadf6dc69f2995c119bb9.
>
> Reason for revert: Reverting to follow WebView's best practices.
>
> Original change's description:
> > Enable kQuicIgnoreRedundantOnNetworkMadeDefault by default
> >
> > The experiment results confirmed our assumption of this being the right
> > behavior. We're now seeing less "Already migrated on the new network"
> > due to the race condition explained in https://crrev.com/c/7885277.
> >
> > Bug: 517895903
> > Change-Id: I21880a4f884032d1ca2f6f94f0208455149f838e
> > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8187035
> > Reviewed-by: Nidhi Jaju <nidhijaju@chromium.org>
> > Commit-Queue: Nidhi Jaju <nidhijaju@chromium.org>
> > Auto-Submit: Stefano Duo <stefanoduo@google.com>
> > Cr-Commit-Position: refs/heads/main@{#1673892}
>
> Bug: 517895903
> Change-Id: Ic8969b9867325f518ec6e664cf0eaaa0ff21d152
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8231899
> Commit-Queue: Stefano Duo <stefanoduo@google.com>
> Reviewed-by: Mohannad Farrag <aymanm@google.com>
> Auto-Submit: Stefano Duo <stefanoduo@google.com>
> Commit-Queue: Mohannad Farrag <aymanm@google.com>
> Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
> Cr-Commit-Position: refs/heads/main@{#1676546}

Bug: 517895903
Change-Id: I88e22a48db54ba9cc4bfa044f3b981ff38669c8f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8412528
Reviewed-by: Mohannad Farrag <aymanm@google.com>
Commit-Queue: Stefano Duo <stefanoduo@google.com>
Cr-Commit-Position: refs/heads/main@{#1701595}
NOKEYCHECK=True
GitOrigin-RevId: 558c4472c562cbbd99203e348fae2c7ff1154abc