Some windows toolchains contain a macro name 'FormatMessage', making
compilation fail, see e.g.
https://ci.chromium.org/p/v8/builders/try/v8_win64_msvc_compile_rel/b8919741418899023808.

Hence rename {MessageFormatter::FormatMessage} to
{MessageFormatter::Format}.

R=sigurds@chromium.org

Change-Id: I51bd444838be2449bbe848aa0f7f85d73a0a713b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1505456Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60098}