remove kine parameters, like tool/work frames, from rm pkg to ctrl pkg

harvest_arm_rm/launch/rm_arm_rviz.launch.py

@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 
 import os
+from pathlib import Path
 
 from launch import LaunchDescription
 from launch_ros.actions import Node
@@ -23,6 +24,7 @@ def generate_launch_description():
         "urdf_rm75",
         "RM75.urdf"
     )
+    meshes_dir = str(Path(urdf_file).parent)
 
     with open(urdf_file, "r") as f:
         robot_description = f.read()