Add note and task target relation creation for customs (#6515)

As title

Urgent bug to fix, I will take the time to refacto this code next week

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-server/src/modules/person/standard-objects/person.workspace-entity.ts

@@ -143,8 +143,9 @@ export class PersonWorkspaceEntity extends BaseWorkspaceEntity {
   @WorkspaceRelation({
     standardId: PERSON_STANDARD_FIELD_IDS.pointOfContactForOpportunities,
     type: RelationMetadataType.ONE_TO_MANY,
-    label: 'POC for Opportunities',
-    description: 'Point of Contact for Opportunities',
+    label: 'Linked Opportunities',
+    description:
+      'List of opportunities for which that person is the point of contact',
     icon: 'IconTargetArrow',
     inverseSideTarget: () => OpportunityWorkspaceEntity,
     inverseSideFieldKey: 'pointOfContact',