Make sure toolbar is refreshed when a new plot is added (#9199)

ApplicationLibCode/Commands/FlowCommands/RicShowWellAllocationPlotFeature.cpp

@@ -114,6 +114,7 @@ void RicShowWellAllocationPlotFeature::onActionTriggered( bool isChecked )
             // Make sure the summary plot window is created and visible
             RiuPlotMainWindowTools::showPlotMainWindow();
             RiuPlotMainWindowTools::selectAsCurrentItem( flowPlotColl->defaultWellAllocPlot() );
+            RiuPlotMainWindowTools::refreshToolbars();
         }
     }
 }