Share data between user group

[Juerodriguez]

Summary

close https://github.com/Juerodriguez/OpenLex/issues/25 This PR follow the development line of the https://github.com/PyAr/OpenLex/issues/11 adding the possibility of visualizing the data shared between the users of the same group

Checklist

• [x] Variables, funciones y comentarios en Español
• [x] Corrector ortográfico ok
• [x] Cdigo Python cumple PEP8
• [x] Cobertura de tests con Playwright
• [x] Revisores asignados (pares & al menos 1 mentor)

Screenshots

(vista rápida, preferir png, gif animado y/o video de Playwright)