This makes the output of --wasm-fuzzer-gen-test more useful by adding a
comment at the end of each line. This prevents clang-format from
breaking up individual lines.

R=ahaas@chromium.org

Bug: v8:10177
Change-Id: I222f7e30c84712357159e837e8b2e36737696669
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2036076Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#66099}