feat(e2e_simulator.launch): add argument for running the CARLA interface

autoware_launch/launch/e2e_simulator.launch.xml

@@ -6,6 +6,7 @@
   <arg name="vehicle_model" default="sample_vehicle" description="vehicle model name"/>
   <arg name="sensor_model" default="sample_sensor_kit" description="sensor model name"/>
   <arg name="data_path" default="$(env HOME)/autoware_data" description="packages data and artifacts directory path"/>
+  <arg name="carla" default="false" description="also launch the interface with the CARLA simulator"/>
 
   <!-- launch module preset -->
   <arg name="planning_module_preset" default="default" description="planning module preset"/>
@@ -40,6 +41,11 @@
   <arg name="rviz" default="true" description="launch rviz"/>
   <arg name="rviz_config" default="$(find-pkg-share autoware_launch)/rviz/autoware.rviz" description="rviz config"/>
 
+  <group if="$(var carla)">
+    <include file="$(find-pkg-share carla_autoware)/carla_ros.launch.xml"/>
+    <include file="$(find-pkg-share carla_autoware)/carla_autoware.launch.xml"/>
+  </group>
+
   <group scoped="false">
     <include file="$(find-pkg-share autoware_launch)/launch/autoware.launch.xml">
       <!-- Common -->