new libxslt version fails build

[henderkes]

https://github.com/static-php/packages/actions/runs/19807726999

started today, yesterday evening was fine

[crazywhalecc]

checking for libxml libraries >= 2.15.1... configure: error: Version 2.12.5 found. You need at least libxml2 2.15.1 for this version of libxslt

[crazywhalecc]

https://download.gnome.org/sources/libxslt/1.1/libxslt-1.1.45.news

We need to update libxml2 version.

[henderkes]

https://github.com/crazywhalecc/static-php-cli/blob/main/config/source.json#L782

Oof.