The {FrameScope} with {StackFrame::NONE} just sets the {has_frame_}
field in the {TurboAssembler}, so it's fine to just unconditionally do
that. The field will be reverted to the previous state when the
{FrameScope} dies.

R=mstarzinger@chromium.org

Bug: v8:9396
Change-Id: Iec56a9bd45d19eda689ff033df58928d6edbdcf0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1692930
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62626}