updated default spawn

src/sherpa/launch/asd.launch.py

@@ -78,7 +78,7 @@ def generate_launch_description():
             'ros2', 'run', 'ros_gz_sim', 'create',
             '-name', 'sherpa',
             '-topic', 'robot_description',
-            '-x', '0', '-y', '0', '-z', '2'
+            '-x', '1.5', '-y', '9.5', '-z', '0.2'
         ],
         output='screen'
     )