Drop two debugging lines from the build read and H8, and say why the refused read's wait stays above the history bound (issue 1126, review round 1)

cmd/mesh-host/nodeagent_integration_test.go

@@ -383,6 +383,8 @@ func TestNatsANodeThePlacementNamesComposesAndAppliesItsOwn(t *testing.T) {
 		b := newItBed(t)
 		stop, _ := h8(t, b, false)
 		defer stop()
+		// 15 s, above link.historyWithin (10 s): the bus's refusal of a publish reaches only the connection's error
+		// handler (nats.go fails no request on it), so the refused read ends at its own bound, then the node says it.
 		within(t, 15*time.Second, "the bus did not refuse the served key's read, or the node did not say it", func() bool {
 			b.mu.Lock()
 			defer b.mu.Unlock()
@@ -390,7 +392,6 @@ func TestNatsANodeThePlacementNamesComposesAndAppliesItsOwn(t *testing.T) {
 				selfcompose.ResolvedBucket) && strings.Contains(strings.Join(b.refusals, "\n"), ".it2.mailer.domain") &&
 				strings.Contains(strings.Join(b.said, "\n"), "what mailer serves on it2 (domain)")
 		})
-		t.Logf("DEBUG refusals: %v", b.refusals)
 		if b.file("web") != "" {
 			t.Errorf("composed and applied under a grant without the served key: %q", b.file("web"))
 		}