3.3.0

Flash attention is the big thing in this version. With cuda it brings me a bit over 50% more performance with flux.
A lot has changed with the builds. Windows cuda and cpu are working, I can't test the rest - I hope they still work.

What's Changed

• Updated build-pipeline for new version by @DarthAffe in #41
• Fixed cuda build by @DarthAffe in #43
• Sd3 5 by @DarthAffe in #44
• Added .net9 build target by @DarthAffe in #45
• Updated build for net9 by @DarthAffe in #46

Full Changelog: 3.2.0...3.3.0