[communication] remove deprecated module documentation

[hoe-jo]

No description provided.

[MaximilianSoerenPollak]

1 Error in Docs Build:

/home/runner/work/score/score/docs/features/baselibs/docs/architecture/index.rst:27: WARNING: Need 'feat__baselibs' has unknown outgoing link 'logic_arc_int__com__message_passing' in field 'provides' [needs.link_outgoing]

[aschemmel-tech]

some documentation (especially about safety planning) should be moved to communication repository first

[anmittag]

@hoe-jo please adapt the PR according to the review findings

[github-actions]

Thanks for the pull request. This thread has been quiet for 30 days, so we are marking it as stale for now. Please take a quick look and let us know whether it is still up to date, still relevant, needs review, or is ready to merge. Any new activity will remove the stale label automatically. If nothing changes in the next 10 days, we will close it to keep the backlog current.