Re-bootstrap after TarWriter fixes, remove arcade patch

[mmitche]

After TarWriter fixes flow in via dotnet/sdk#48705, get a successful p4 build, re-bootstrap the VMR, and then remove patch https://github.com/dotnet/sdk/blob/release/10.0.1xx-preview4/src/SourceBuild/patches/arcade/0001-Temporarily-work-around-tar-issues-by-not-unpacking-.patch

[mmitche]

We have re-bootstrapped but additional issues remain with tar implementation.