Fix error CA2214

Contains a call chain that results in a call to a virtual method
defined by the class.

Author: jcansdale

src/GitHub.TeamFoundation.14/Base/TeamExplorerNavigationItemBase.cs

@@ -39,9 +39,9 @@ public TeamExplorerNavigationItemBase(IGitHubServiceProvider serviceProvider,
                 Invalidate();
             };
 
-            UpdateRepo(holder.TeamExplorerContext.ActiveRepository);
+            ActiveRepo = holder.TeamExplorerContext.ActiveRepository;
             holder.TeamExplorerContext.PropertyChanged += TeamExplorerContext_PropertyChanged;
-            holder.TeamExplorerContext.StatusChanged += TeamExplorerContext_StatusChanged; ;
+            holder.TeamExplorerContext.StatusChanged += TeamExplorerContext_StatusChanged;
         }
 
         void TeamExplorerContext_StatusChanged(object sender, EventArgs e)