Fix compilation error: remove extra _semanticModel argument from GetMyClassAccessedNames call

The method was changed to instance method using _semanticModel directly, but
the call site still passed _semanticModel as an argument causing a compilation error.

https://claude.ai/code/session_01AkwUvu3XuCdj3D4axoX4UX

Author: claude

CodeConverter/CSharp/DeclarationNodeVisitor.cs

@@ -336,7 +336,7 @@ var dummyClass
 
     public override async Task<CSharpSyntaxNode> VisitClassBlock(VBSyntax.ClassBlockSyntax node)
     {
-        _accessorDeclarationNodeConverter.AccessedThroughMyClass = GetMyClassAccessedNames(node, _semanticModel);
+        _accessorDeclarationNodeConverter.AccessedThroughMyClass = GetMyClassAccessedNames(node);
         var classStatement = node.ClassStatement;
         var attributes = await CommonConversions.ConvertAttributesAsync(classStatement.AttributeLists);
         var (parameters, constraints) = await SplitTypeParametersAsync(classStatement.TypeParameterList);