[PATCH] Documentation/features: Update the arch support status files

[Jonathan Corbet]

Zheng Zengkai <zhengzengkai at huawei.com> writes:

> The arch support status files don't match reality as of v5.19-rc1,
> use the features-refresh.sh to refresh all the arch-support.txt files
> in place.
>
> Signed-off-by: Zheng Zengkai <zhengzengkai at huawei.com>

I've applied this, but added a note to the changelog saying that the
main change is to add the loong architecture.

Thanks,

jon