tool runner: mesh/stream.publish says an event on the calling bundle's own bound stream (A-42)

Builds: design 42 zfs-owns-zfs §25, §24, lead answer A-42

node-tools/internal/runtime/stream_publish_test.go

@@ -0,0 +1,15 @@
+package runtime
+
+import (
+	"slices"
+	"testing"
+
+	"git.novox.be/novox/mesh-sdk/go/buscalls"
+)
+
+// A-42: mesh/stream.publish is part of the bus-state-calls capability a module's manifest asks for.
+func TestStreamPublishIsPartOfTheBusStateCallsCapability(t *testing.T) {
+	if !slices.Contains(callFamilies[CapBusStateCalls], buscalls.StreamPublish) {
+		t.Fatal("bus-state-calls does not state mesh/stream.publish")
+	}
+}