Now it's easy to find the bytecode corresponding to a given
SFI in logging output.

Change-Id: I32100d54830c2dae3cef838f09582e8d023b5ecb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1781044
Commit-Queue: Georg Neis <neis@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Auto-Submit: Georg Neis <neis@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63493}