Refactor new relation sync (#11711)

In this PR:
- this should fix the sync metadata for new relation system

This goes with the recent PR:
https://github.com/twentyhq/twenty/pull/11725

What we want:
- ONE_TO_MANY relations should have no joinColumn and no onDelete
- MANY_TO_ONE should have both

packages/twenty-server/src/engine/core-modules/auth/token/services/access-token.service.ts

@@ -72,6 +72,9 @@ export class AccessTokenService {
         await this.twentyORMGlobalManager.getRepositoryForWorkspace<WorkspaceMemberWorkspaceEntity>(
           workspaceId,
           'workspaceMember',
+          {
+            shouldFailIfMetadataNotFound: false,
+          },
         );
 
       const workspaceMember = await workspaceMemberRepository.findOne({