Make collectivity deletion work properly with more cascades and some UI...

config/domain/user/routes/collectivity.yaml

migrations/Version20220801131224.php

migrations/Version20220801135026.php

src/Domain/Documentation/Model/Document.php

src/Domain/User/Controller/CollectivityController.php

src/Infrastructure/ORM/AIPD/Mapping/AnalyseImpact.orm.xml

...gistry/Mapping/ConformiteOrganisation/Participant.orm.xml

...Mapping/ConformiteTraitement/ConformiteTraitement.orm.xml

...ORM/Registry/Mapping/ConformiteTraitement/Reponse.orm.xml

src/Infrastructure/ORM/Registry/Mapping/Mesurement.orm.xml

src/Infrastructure/ORM/Registry/Repository/Contractor.php

src/Infrastructure/ORM/Registry/Repository/Mesurement.php

src/Infrastructure/ORM/Registry/Repository/Treatment.php

templates/User/Collectivity/delete_processing.html.twig