add remaining org/proj/user initial sync

internal/service/process.go

@@ -50,6 +50,7 @@ func (s *service) processMemberships(ctx context.Context, memberships []Resource
 			roleActions[role] = s.roles[role]
 		}
 
+		resourceRoleID[resourceID][role] = gidx.NullPrefixedID
 		resourceRoleMembers[resourceID][role][memberID] = true
 	}