feat: new relation sync-metadata, twenty-orm, create/update (#10217)

Fix
https://github.com/twentyhq/core-team-issues/issues/330#issue-2827026606
and
https://github.com/twentyhq/core-team-issues/issues/327#issue-2827001814

What this PR does when `isNewRelationEnabled` is set to `true`:
- [x] Drop the creation of the  foreign key as a `FieldMetadata`
- [x] Stop creating `RelationMetadata`
- [x] Properly fill `FieldMetadata` of type `RELATION` during the sync
command
- [x] Use new relation settings in TwentyORM
- [x] Properly create `FieldMetadata` relations when we create a new
object
- [x] Handle `database:reset` with new relations

---------

Co-authored-by: Charles Bochet <charles@twenty.com>
Co-authored-by: Charles Bochet <charlesBochet@users.noreply.github.com>

packages/twenty-server/src/engine/twenty-orm/repository/workspace.repository.ts

@@ -715,7 +715,14 @@ export class WorkspaceRepository<
     objectMetadata ??= await this.getObjectMetadataFromTarget();
 
     const objectMetadataMaps = this.internalContext.objectMetadataMaps;
+    const isNewRelationEnabled =
+      this.internalContext.featureFlagsMap[FeatureFlagKey.IsNewRelationEnabled];
 
-    return formatResult(data, objectMetadata, objectMetadataMaps) as T;
+    return formatResult(
+      data,
+      objectMetadata,
+      objectMetadataMaps,
+      isNewRelationEnabled,
+    ) as T;
   }
 }