.NET 9rc2

[vzarytovskii]

Updates to rc2, updates FSharp.Core to latest (it will be the same which goes to release, despite it says "beta"), removes using fsharp.core project.

[github-actions]

❗ Release notes required

@vzarytovskii,

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Change path	Release notes path	Description
src/Compiler	docs/release-notes/.FSharp.Compiler.Service/9.0.200.md	No release notes found or release notes format is not correct

[vzarytovskii]

Well, it's not building due to nowarn changes which made it to rc2.

D:\a\_work\1\s\src\Compiler\pppars.fsy(38,36): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_Full has been constrained to be type 'LexerIfdefExpression'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pppars.fsy(41,73): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_Recover has been constrained to be type 'unit'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pppars.fsy(44,52): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_Expr has been constrained to be type 'LexerIfdefExpression'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(394,65): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_interactiveItemsTerminator has been constrained to be type 'SynModuleDecl list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(423,29): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_interactiveDefns has been constrained to be type 'SynModuleDecl list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(426,29): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_interactiveExpr has been constrained to be type 'SynModuleDecl list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(429,29): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_interactiveHash has been constrained to be type 'SynModuleDecl list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(444,30): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_moduleDefn has been constrained to be type 'SynModuleDecl list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(454,32): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_opt_access has been constrained to be type ''a option'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(456,60): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_opt_attributes has been constrained to be type ''a list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(462,59): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_hashDirective has been constrained to be type 'ParsedHashDirective'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(482,51): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_hashDirectiveArgs has been constrained to be type ''a list'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]
D:\a\_work\1\s\src\Compiler\pars.fsy(492,35): warning FS0064: This construct causes code to be less generic than indicated by the type annotations. The type variable 'gentype_hashDirectiveArg has been constrained to be type 'ParsedHashDirectiveArgument'. [D:\a\_work\1\s\src\Compiler\FSharp.Compiler.Service.fsproj::TargetFramework=netstandard2.0]

I have added a nowarn, which will need to be removed once fix is in SDK