remove migration controller

Author: egegunes

cmd/postgres-operator/main.go

@@ -40,7 +40,6 @@ import (
 	"github.com/percona/percona-postgresql-operator/v2/internal/upgradecheck"
 	"github.com/percona/percona-postgresql-operator/v2/percona/certmanager"
 	perconaController "github.com/percona/percona-postgresql-operator/v2/percona/controller"
-	"github.com/percona/percona-postgresql-operator/v2/percona/controller/migration"
 	"github.com/percona/percona-postgresql-operator/v2/percona/controller/pgbackup"
 	"github.com/percona/percona-postgresql-operator/v2/percona/controller/pgcluster"
 	"github.com/percona/percona-postgresql-operator/v2/percona/controller/pgrestore"
@@ -280,11 +279,6 @@ func addControllersToManager(ctx context.Context, mgr manager.Manager) error {
 		return errors.Wrap(err, "unable to create PGAdmin controller")
 	}
 
-	migrationReconciler := &migration.Reconciler{Client: mgr.GetClient()}
-	if err := migrationReconciler.SetupWithManager(mgr); err != nil {
-		return errors.Wrap(err, "unable to create legacy PostgresCluster migration controller")
-	}
-
 	return nil
 }