update function dataCallBack and file test static layer

plugins/inflation_layer.cpp

@@ -362,7 +362,7 @@ void InflationLayer::setInflationParameters(double inflation_radius, double cost
 }
 
 // Export factory function
-static PluginPtr create_inflation_plugin() {
+static PluginCostmapLayerPtr create_inflation_plugin() {
     return std::make_shared<InflationLayer>();
 }