Update TargetFramework to net9.0
Fix changed MemoryMarshal.Write
HotloadDll checks for net9.0
Replace FormatterServices.GetUninitializedObject with RuntimeHelpers.GetUninitializedObject
Package updates
Use ReadExactly instead of Read
Fix MemoryMarshal.Write usage
Comment out obsolete for now
Disable PatchAMSI
Update compiler embedded refs
Update embedded System.Runtime.Versioning.TargetFramework version
processor ignore net9 folder too
Whitelist System.Runtime.CompilerServices.NullableAttribute
Whitelist NullableContextAttribute
Whitelist RefSafetyRulesAttribute