Changes:
- Move call_ref and return_call_ref to misc opcodes.
- Create macro which groups all simd opcodes.

Change-Id: I7742c8a27fe8859d1bbe129d8056420aaffe0931
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2549948Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Manos Koukoutos <manoskouk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71355}