Merge pull request #41997 from agocke/use-arcade-compiler

Use Arcade Roslyn compiler

eng/Versions.props

@@ -33,7 +33,6 @@
     <VisualStudioEditorPackagesVersion>16.4.248</VisualStudioEditorPackagesVersion>
     <ILToolsPackageVersion>5.0.0-alpha1.19409.1</ILToolsPackageVersion>
     <MicrosoftVisualStudioLanguageServerPackagesVersion>16.3.27-develop-gdd55e997</MicrosoftVisualStudioLanguageServerPackagesVersion>
-    <MicrosoftNetCompilersToolsetVersion>3.5.0-beta2-20074-05</MicrosoftNetCompilersToolsetVersion>
   </PropertyGroup>
   <!-- 
     Dependency versions

src/Features/Core/Portable/UseNullPropagation/AbstractUseNullPropagationCodeFixProvider.cs

@@ -89,7 +89,7 @@ public override Task RegisterCodeFixesAsync(CodeFixContext context)
                         var match = AbstractUseNullPropagationDiagnosticAnalyzer<
                             TSyntaxKind, TExpressionSyntax, TConditionalExpressionSyntax,
                             TBinaryExpressionSyntax, TInvocationExpression, TMemberAccessExpression,
-                            TConditionalAccessExpression, TElementAccessExpression>.GetWhenPartMatch(syntaxFacts, semanticFacts, semanticModel, conditionalPart, currentWhenPartToCheck);
+                            TConditionalAccessExpression, TElementAccessExpression>.GetWhenPartMatch(syntaxFacts, semanticFacts, semanticModel!, conditionalPart, currentWhenPartToCheck);
                         if (match == null)
                         {
                             return c;