make v10 upgrade error, it is a lot deeper than a simple lite migration

chain/consensus/filcns/upgrades.go

@@ -1556,26 +1556,10 @@ func upgradeActorsV9Common(
 func UpgradeActorsV10(ctx context.Context, sm *stmgr.StateManager, cache stmgr.MigrationCache, cb stmgr.ExecMonitor,
 	root cid.Cid, epoch abi.ChainEpoch, ts *types.TipSet) (cid.Cid, error) {
 
-	oldv := actorstypes.Version9
-	newv := actorstypes.Version10
-	// This may change for upgrade
-	newStateTreeVersion := types.StateTreeVersion4
-
-	// ensure that the manifest is loaded in the blockstore
-	if err := bundle.LoadBundles(ctx, sm.ChainStore().StateBlockstore(), actorstypes.Version10); err != nil {
-		return cid.Undef, xerrors.Errorf("failed to load manifest bundle: %w", err)
-	}
-
-	newActorsManifestCid, ok := actors.GetManifest(newv)
-	if !ok {
-		return cid.Undef, xerrors.Errorf("no manifest CID for v10 upgrade")
-	}
-
-	// TODO this is fine for now, but we need to also migrate the init actor state to include
-	//      the (empty) installed actors field if it is staying; note that currently fvm3 expects
-	//      it to be there.
-	bstore := sm.ChainStore().StateBlockstore()
-	return LiteMigration(ctx, bstore, newActorsManifestCid, root, oldv, newv, types.StateTreeVersion4, newStateTreeVersion)
+	// TODO migration
+	// - the init actor state to include the (empty) installed actors field
+	// - state tree migration to v5
+	return cid.Undef, fmt.Errorf("IMPLEMENTME: v10 migration")
 }
 
 // Example upgrade function if upgrade requires only code changes