fix spacenav launch files

Signed-off-by: Borong Yuan <[email protected]>

Author: borongyuan

spacenav/launch/classic-launch.py

@@ -31,7 +31,7 @@
 
 def generate_launch_description():
     return LaunchDescription([
-        Node(package='spacenav', executable='spacenav',
+        Node(package='spacenav', executable='spacenav_node',
              name='spacenav', namespace='', output='screen',
              parameters=[{'zero_when_static': True,
                           'static_count_threshold': 30}]),

spacenav/launch/no_deadband-launch.py

@@ -31,7 +31,7 @@
 
 def generate_launch_description():
     return LaunchDescription([
-        Node(package='spacenav', executable='spacenav',
+        Node(package='spacenav', executable='spacenav_node',
              name='spacenav', namespace='', output='screen',
              parameters=[{'zero_when_static': False,
                           'static_trans_deadband': 0.0,

spacenav/launch/static_deadband-launch.py

@@ -31,7 +31,7 @@
 
 def generate_launch_description():
     return LaunchDescription([
-        Node(package='spacenav', executable='spacenav',
+        Node(package='spacenav', executable='spacenav_node',
              name='spacenav', namespace='', output='screen',
              parameters=[{'zero_when_static': False,
                           'static_count_threshold': 30,