Fix cDAC x-plat dump tests: pre-zip payloads and exclude osx legs#127871

max-charlamb merged 3 commits intodotnet:maindotnet/runtime:mainfrom

max-charlamb:fix/cdac-xplat-dump-payload-archivemax-charlamb/runtime:fix/cdac-xplat-dump-payload-archiveCopy head branch name to clipboard