Files v2 - Use Files field in attachment (#17707)

- Add FILES field on attachment
- Adapt Attachment logic in front to use new resolver/controller
- Update files-field logic to infer applicationId from fieldMetadataId +
ask for fieldMetadataId in upload resolver
- Design update


To do in next PR : 
- Adapt activity files logic

packages/twenty-server/src/engine/twenty-orm/entity-manager/workspace-entity-manager.spec.ts

@@ -243,6 +243,7 @@ describe('WorkspaceEntityManager', () => {
         IS_APPLICATION_INSTALLATION_FROM_TARBALL_ENABLED: false,
         IS_RECORD_PAGE_LAYOUT_EDITING_ENABLED: false,
         IS_MARKETPLACE_ENABLED: false,
+        IS_FILES_FIELD_MIGRATED: false,
       },
       userWorkspaceRoleMap: {},
       eventEmitterService: {