Add "license" option to all uses of ros2 pkg create. (backport #4070)

[mergify]

This is an automatic backport of pull request #4070 done by Mergify.
Cherry-pick of 8957909 has failed:

On branch mergify/bp/iron/pr-4070
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Changes to be committed:
	modified:   source/How-To-Guides/Developing-a-ROS-2-Package.rst
	modified:   source/Tutorials/Advanced/FastDDS-Configuration.rst
	modified:   source/Tutorials/Advanced/Recording-A-Bag-From-Your-Own-Node-CPP.rst
	modified:   source/Tutorials/Advanced/Recording-A-Bag-From-Your-Own-Node-Py.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Creating-Your-First-ROS2-Package.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Custom-ROS2-Interfaces.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Pluginlib.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Single-Package-Define-And-Use-Interface.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Using-Parameters-In-A-Class-CPP.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Using-Parameters-In-A-Class-Python.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Writing-A-Simple-Cpp-Publisher-And-Subscriber.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Writing-A-Simple-Cpp-Service-And-Client.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Writing-A-Simple-Py-Publisher-And-Subscriber.rst
	modified:   source/Tutorials/Beginner-Client-Libraries/Writing-A-Simple-Py-Service-And-Client.rst
	modified:   source/Tutorials/Intermediate/Launch/Launch-system.rst
	modified:   source/Tutorials/Intermediate/Launch/Using-Substitutions.rst
	modified:   source/Tutorials/Intermediate/Monitoring-For-Parameter-Changes-CPP.rst
	modified:   source/Tutorials/Intermediate/Tf2/Writing-A-Tf2-Static-Broadcaster-Cpp.rst
	modified:   source/Tutorials/Intermediate/URDF/Using-URDF-with-Robot-State-Publisher.rst

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   source/Tutorials/Intermediate/Monitoring-For-Parameter-Changes-Python.rst

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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