Slightly lowers the interrupt budget for Turboprop and increases the
interrupt budget scaling factor for TurboFan. This gives the best
balance between benchmark performance and reducing optimization
overhead.

BUG=v8:9684

Change-Id: I6d555fb27d089bc8a6849612a4e02b2155020d85
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3026713
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75764}