emulate_button false by default

fd_description/ros2_control/fd.r2c_hardware.xacro

@@ -2,7 +2,7 @@
 <robot xmlns:xacro="http://www.ros.org/wiki/xacro">
     <xacro:macro
         name="fd_ros2_control"
-        params="robot_id plugin_name:='FDHapticInterface' interface_id:='-1' use_fake_hardware:='false' use_orientation:='false' orientation_is_actuated:='false' use_clutch:='false' emulate_button:='true'">
+        params="robot_id plugin_name:='FDHapticInterface' interface_id:='-1' use_fake_hardware:='false' use_orientation:='false' orientation_is_actuated:='false' use_clutch:='false' emulate_button:='false'">
         <ros2_control name="${plugin_name}" type="system">
             <hardware>
                 <xacro:if value="${use_fake_hardware}">