Fix some wonky indentation

Author: civerachb-cpr

robotiq_2f_gripper_control/launch/robotiq_action_server.launch

@@ -1,16 +1,16 @@
 <launch>
-    
+
     <arg name="comport" default="/dev/ttyUSB0"                   doc="Communication port of gripper, use `dmesg | grep tty` command to list ports"/>
     <arg name="baud" default="115200"/>
     <arg name="stroke" default="0.085"                            doc="Max open finger distance of gripper, it usually is 0.085m or 0.140m"/>
     <arg name="joint_name" default="finger_joint"                 doc="Full name of gripper joint in URDF robot description"/>
     <arg name="verbose" default="true"/>
     <arg name="sim" default="false"                               doc="Whether to use a simulated gripper or not"/>
     <arg name="rate" default="50"                                 doc="Frequenzy in Herz of gripper state update"/>
-	        
+
     <!-- Robotiq 2finger_gripper action Server -->
-    
-    <node pkg="robotiq_2f_gripper_control" type="robotiq_2f_action_server.py" 
+
+    <node pkg="robotiq_2f_gripper_control" type="robotiq_2f_action_server.py"
         name="robotiq_2f_action_server" respawn="false" output="screen">
         <param name="comport" value="$(arg comport)" />
         <param name="baud" value="$(arg baud)" />
@@ -19,5 +19,5 @@
         <param name="sim" value="$(arg sim)"/>
         <param name="rate" value="$(arg rate)"/>
     </node>
- 
+
 </launch>