GitPlugin: reorder namespaces endin

that is all:)

Change-Id: Idf32e241f6c94f5717518b4e0f66f41ea8aed034
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

src/plugins/git/gitplugin.h

@@ -240,7 +240,7 @@ private:
     bool                        m_submitActionTriggered;
 };
 
-} // namespace Git
 } // namespace Internal
+} // namespace Git
 
 #endif // GITPLUGIN_H