* build: declare sanity runner host architecture (Written by Copilot)
Match the ARM64 pool for ARM64 and ARM32 artifact targets instead of inheriting the 1ES amd64 host default.
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
* Merge main for sanity host validation (Written by Copilot)
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>