Increase mem_per_link_gb for win-arm64-rel builder

The builder hits OOM when link quite frequently on win-arm64-rel
builder. This CL increase the mem per link and reduce the concurrency to
prevent that.

Bug: 340979111
Change-Id: If7921468a8364b6e28415ab12cf70ef995ca19ab
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5600588
Commit-Queue: Kuan Huang <kuanhuang@chromium.org>
Reviewed-by: Junji Watanabe <jwata@google.com>
Cr-Commit-Position: refs/heads/main@{#1311022}
NOKEYCHECK=True
GitOrigin-RevId: fd903eb02bcb35179b33fd4bbff23737356f6ae6
1 file changed