Drop the plan state from the store and the assignments: migration 0108 and placement-only assignments (release 6, issue 1945 B9, B4)

cmd/mesh-controller/lease_integration_test.go

@@ -135,11 +135,6 @@ func TestTwoControllersOneActs(t *testing.T) {
 	if _, err := inv.AddNode(ctx, "anchor"); err != nil {
 		t.Fatal(err)
 	}
-	saved := inventory.Plan{ID: "plan-after-loss", Repository: "novox/app", Commit: "c0ffee00", Created: time.Now(),
-		State: inventory.PlanBuilding}
-	if err := inv.SavePlan(ctx, &saved); err == nil {
-		t.Fatal("B wrote a plan after losing the lease")
-	}
 	store := conditions.NewInMemory()
 	keeper := conditions.NewKeeper(ctx, conditions.Options{Store: store, History: store,
 		Epoch: func() (uint64, error) { return b.epoch(ctx) }})