[Reauth] Enable Mandatory Reauth on Bling by default

Bug: 288458283
Change-Id: I8bf96f3fe25c0848decb7a23d1f51f5efe0e8076
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5405566


Reviewed-by: Vidhan Jain <vidhanj@google.com>
Commit-Queue: Siyu An <siyua@chromium.org>
Reviewed-by: Vinny Persky <vinnypersky@google.com>
Reviewed-by: Florian Leimgruber <fleimgruber@google.com>
Cr-Commit-Position: refs/heads/main@{#1281983}