replace rolling by humble

Signed-off-by: Kenji Miyake <kenji.miyake@tier4.jp>

Author: Kenji Miyake

Diff for: ansible/roles/rmw_implementation/README.md

@@ -1,6 +1,6 @@
 # rmw_implementation
 
-This role sets up ROS 2 RMW implementation following [this page](https://docs.ros.org/en/rolling/How-To-Guides/Working-with-multiple-RMW-implementations.html).
+This role sets up ROS 2 RMW implementation following [this page](https://docs.ros.org/en/humble/How-To-Guides/Working-with-multiple-RMW-implementations.html).
 
 ## Inputs
 

Diff for: ansible/roles/ros2/README.md

@@ -1,6 +1,6 @@
 # ros2
 
-This role installs [ROS 2](http://www.ros2.org/) following [this page](https://docs.ros.org/en/rolling/Installation/Ubuntu-Install-Debians.html).
+This role installs [ROS 2](http://www.ros2.org/) following [this page](https://docs.ros.org/en/humble/Installation/Ubuntu-Install-Debians.html).
 
 Additional steps may be needed depending on the `rosdistro` you choose.