GenericSystem: Add missing calculate_dynamics to docs (backport #1498)

[mergify]

calculate_dynamics was implemented with #1028 but not added to the docs. I also added a sample config and links to the examples.

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This is an automatic backport of pull request #1498 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 6e7a072 has failed:

On branch mergify/bp/humble/pr-1498
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Unmerged paths:
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	both modified:   hardware_interface/doc/mock_components_userdoc.rst

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 62.52%. Comparing base (614d97d) to head (614d97d).
Report is 1 commits behind head on humble.

❗ Current head 614d97d differs from pull request most recent head 589dc39. Consider uploading reports for the commit 589dc39 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##           humble    #1511   +/-   ##
=======================================
  Coverage   62.52%   62.52%           
=======================================
  Files          95       95           
  Lines       10291    10291           
  Branches     7394     7394           
=======================================
  Hits         6434     6434           
  Misses        666      666           
  Partials     3191     3191           

Flag	Coverage Δ
unittests	62.52% <0.00%> (ø)

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