[Repo Assist] fix: use TcpListener(0) and StartAsync in XmlExtensions tests to avoid Windows CI failures#1774

dsyme merged 2 commits into

mainfsprojects/FSharp.Data:mainfrom

repo-assist/fix-windows-ci-port-binding-2026-05-08-f18a3441d94bbb4afsprojects/FSharp.Data:repo-assist/fix-windows-ci-port-binding-2026-05-08-f18a3441d94bbb4aCopy head branch name to clipboard