refactor: replace custom CRM with Monica fork

docs/administrators/press.md

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+# Press articles
+
+Here are all the mentions of Monica we've found on the web somewhere. Feel free to edit this list and submit new ones if you find any.
+
+* https://blog.desdelinux.net/gestione-relaciones-personales-monica/
+* https://tideways.io/profiler/blog/profiling-laravel-applications-using-the-open-source-monica-crm-as-example
+* https://laravel-news.com/monica
+* https://sivers.org/dbt
+* https://medevel.com/monica-is-your-own-persona-crm-assistant-solution/
+* https://www.cloudron.io/store/com.monicahq.cloudronapp.html
+* https://bestlaravel.com/p/monica
+* https://betalist.com/startups/monicahq
+* https://www.bypeople.com/free-personal-crm/
+* https://steemhunt.com/author/@mindblast/monica-open-source-personal-crm
+* https://osinum.fr/monica/