Remove dependency of admittance controller on JTC (backport #1532) (#1537)

Author: mergify[bot]

admittance_controller/CMakeLists.txt

@@ -13,7 +13,6 @@ set(THIS_PACKAGE_INCLUDE_DEPENDS
   generate_parameter_library
   geometry_msgs
   hardware_interface
-  joint_trajectory_controller
   kinematics_interface
   pluginlib
   rclcpp

admittance_controller/package.xml

@@ -31,7 +31,6 @@
   <depend>generate_parameter_library</depend>
   <depend>geometry_msgs</depend>
   <depend>hardware_interface</depend>
-  <depend>joint_trajectory_controller</depend>
   <depend>pluginlib</depend>
   <depend>rclcpp</depend>
   <depend>rclcpp_lifecycle</depend>