[management] added cleanupWindow for collecting several ephemeral peers to delete (#4130)

---------

Co-authored-by: Maycon Santos <mlsmaycon@gmail.com>
Co-authored-by: Pedro Costa <550684+pnmcosta@users.noreply.github.com>

management/client/client_test.go

@@ -87,6 +87,12 @@ func startManagement(t *testing.T) (*grpc.Server, net.Listener) {
 		).
 		Return(&types.Settings{}, nil).
 		AnyTimes()
+	settingsMockManager.
+		EXPECT().
+		GetExtraSettings(gomock.Any(), gomock.Any()).
+		Return(&types.ExtraSettings{}, nil).
+		AnyTimes()
+
 	permissionsManagerMock := permissions.NewMockManager(ctrl)
 	permissionsManagerMock.
 		EXPECT().