[tex-live] libicu security update

[Akira Kakuto]

Hi Karl,

> I suppose. Thanks. Following the links, it seems the diffs are at
> https://ssl.icu-project.org/trac/changeset/40654
>
> Akira, if you have time, could you install the changes? Else I will get
> to it in a couple of days. --thanks, karl.

I think
changeset_40654.diff at
https://ssl.icu-project.org/trac/changeset/40654
is already applied in the TeX Live sources.
Sorry if I'm wrong.

Thanks,
Akira