[PATCH] fsi: fix some spelling mistakes in comment

[Andrew Jeffery]

On Fri, 3 Feb 2023, at 19:07, Yu Zhe wrote:
> Fix typos in comment.
>
> Signed-off-by: Yu Zhe <yuzhe at nfschina.com>

Reviewed-by: Andrew Jeffery <andrew at aj.id.au>