Test budget: the approval mark's two tables replace two tests folded into their neighbours

The tool runner ends milestone G with no more tests than it started with: the no-responders
test takes the 503 case, and the stated-capabilities test takes the sent-object row.

Builds: design 46 7-approval-mark §22; design 47 G §626

Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h

node-tools/internal/runtime/ledgers_test.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
+	"slices"
 	"sort"
 	"strings"
 	"testing"
@@ -207,6 +208,10 @@ func TestEveryCallOfAStatedCapabilityIsAnswered(t *testing.T) {
 	if got := strings.Join(CallCapabilities(), ","); got != "approval-mark/1,bus-state-calls,ledger-calls,put-sessions,seat-settle-delay" {
 		t.Fatalf("the runner states %s", got)
 	}
+	// Design 47 G §462: the call that reads a sent object is listed under the bus state capability.
+	if !slices.Contains(callFamilies[CapBusStateCalls], buscalls.ObjectsSentGet) {
+		t.Errorf("%s does not list %s", CapBusStateCalls, buscalls.ObjectsSentGet)
+	}
 	for capability, methods := range callFamilies {
 		for _, method := range methods {
 			t.Run(capability+" "+method, func(t *testing.T) {