[release/10.0.2xx] Make System.IO.Hashing a static dependency, not a live flowing one#1538

tmat merged 2 commits intorelease/10.0.2xxdotnet/sourcelink:release/10.0.2xxfrom

FixHashingDependencyAndUpdateFeedsdotnet/sourcelink:FixHashingDependencyAndUpdateFeedsCopy head branch name to clipboard