Infra: Migrating a bunch of builders to use N2s

Bug: 1284158
Change-Id: Idf2a814ee0eb4615efe6d634b75f49fc4afbf04c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4053981


Reviewed-by: Struan Shrimpton <sshrimp@google.com>
Commit-Queue: Struan Shrimpton <sshrimp@google.com>
Auto-Submit: Gary Tong <gatong@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1075374}