[PATCH] arm64: kernel: Update the stale comment

[Sudeep Holla]

On Thu, May 06, 2021 at 01:54:22PM +0800, Shaokun Zhang wrote:
> Commit af391b15f7b5 ("arm64: kernel: rename __cpu_suspend to keep it aligned with arm")
> has used @index instead of @arg, but the comment is stale, update it.
>

Looks good to me, thanks for noticing and fixing this.

Reviewed-by: Sudeep Holla <sudeep.holla at arm.com>

--
Regards,
Sudeep