Update links to actions in README file and remove comments from CMakeLists.txt

README.md

 # ROS2 Control Demos
 
-[![Build Status](https://github.com/ros-controls/ros2_control_demos/workflows/CI/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions)
-[![Linters Status](https://github.com/ros-controls/ros2_control_demos/workflows/Linters/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions)
-[![Coverage Status](https://github.com/ros-controls/ros2_control_demos/workflows/Coverage/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions)
+[![Build Status](https://github.com/ros-controls/ros2_control_demos/workflows/CI/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions?query=workflow%3ACI)
+[![Linters Status](https://github.com/ros-controls/ros2_control_demos/workflows/Linters/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions?query=workflow%3ALinters)
+[![Coverage Status](https://github.com/ros-controls/ros2_control_demos/workflows/Coverage/badge.svg?branch=master)](https://github.com/ros-controls/ros2_control_demos/actions?query=workflow%3ACoverage)
 [![Licence](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 
 This repository provides templates for the development of `ros2_control`-enabled robots and a simple simulation of a robot to demonstrate and prove `ros2_control` concepts.

ros2_control_demo_communication_gazebo/CMakeLists.txt

@@ -17,9 +17,6 @@ endif()
 
 # find dependencies
 find_package(ament_cmake REQUIRED)
-# uncomment the following section in order to fill in
-# further dependencies manually.
-# find_package(<dependency> REQUIRED)
 
 install(DIRECTORY include/
   DESTINATION include)

ros2_control_demo_communication_headless/CMakeLists.txt

@@ -17,9 +17,6 @@ endif()
 
 # find dependencies
 find_package(ament_cmake REQUIRED)
-# uncomment the following section in order to fill in
-# further dependencies manually.
-# find_package(<dependency> REQUIRED)
 
 install(DIRECTORY include/
   DESTINATION include)

ros2_control_demo_hardware/CMakeLists.txt

@@ -17,9 +17,6 @@ endif()
 
 # find dependencies
 find_package(ament_cmake REQUIRED)
-# uncomment the following section in order to fill in
-# further dependencies manually.
-# find_package(<dependency> REQUIRED)
 
 install(DIRECTORY include/
   DESTINATION include)

ros2_control_demo_robot/CMakeLists.txt

@@ -17,9 +17,6 @@ endif()
 
 # find dependencies
 find_package(ament_cmake REQUIRED)
-# uncomment the following section in order to fill in
-# further dependencies manually.
-# find_package(<dependency> REQUIRED)
 
 install(DIRECTORY config/ description/ launch/
   DESTINATION share)