git secrets keeps complaining that the previous string was a
possible credential. This patch changes it to be less like a
credential and removes the annoying warning.

Change-Id: I5074a4e3c11ab0d689b1a88e8d3eec0794dad899
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3070699Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Sathya Gunasekaran  <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#76081}