Eliminate temporal coupling

Author: IvenBach

Rubberduck.Core/UI/CodeExplorer/CodeExplorerWindow.cs

@@ -20,7 +20,7 @@ private CodeExplorerWindow()
         public CodeExplorerWindow(CodeExplorerViewModel viewModel) : this()
         {
             ViewModel = viewModel;
-            codeExplorerControl1.DataContext = ViewModel;
+            codeExplorerControl1.DataContext = viewModel;
         }
         public CodeExplorerViewModel ViewModel { get; }
     }