DeltaQ 2.1

What's Changed

• Updates all DeltaQ packages to multitarget netstandard2.0, net6.0, net7.0, and net8.0
• The bsdiff implementation now takes advantage of faster intrinsics and SIMD support
• Uses intrinsic ILog2 implementation when available by @jzebedee in #11
• Adds Go SAIS suffix sorter by @jzebedee in #12

Full Changelog: v2.0...v2.1