go.mod: go.opentelemetry.io/otel v1.12.0

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

vendor/google.golang.org/grpc/pickfirst.go

@@ -102,8 +102,8 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState
 	b.subConn = subConn
 	b.state = connectivity.Idle
 	b.cc.UpdateState(balancer.State{
-		ConnectivityState: connectivity.Idle,
-		Picker:            &picker{result: balancer.PickResult{SubConn: b.subConn}},
+		ConnectivityState: connectivity.Connecting,
+		Picker:            &picker{err: balancer.ErrNoSubConnAvailable},
 	})
 	b.subConn.Connect()
 	return nil