[riscv64] Add more Assembler::CodeComment

Port 7d3c3cfb

Change-Id: Ic23388e6aa90e8db9af22bb582a99f7f37b9511b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3353680Reviewed-by: ji qiu <qiuji@iscas.ac.cn>
Commit-Queue: ji qiu <qiuji@iscas.ac.cn>
Cr-Commit-Position: refs/heads/main@{#78442}