Visual Studio Test Platform - upcoming changes to data collectors

This post announces upcoming changes to the Visual Studio Test Platform, specifically focusing on data collectors. It highlights the active development of `vstest.console.exe` from the `Microsoft/vstest` repository, which is cross-platform and open-source, and will eventually replace the older version. This new version introduces enhancements to the data collection infrastructure, necessitating the migration of existing data collectors. A migration guide is provided for developers to follow.