private void btnCadastrarComestivel_Click(object sender, EventArgs e)
        {
            ComestivelLista form = new ComestivelLista();

            form.ShowDialog();
        }
        private void btnCosmestiveis_Click(object sender, EventArgs e)
        {
            ComestivelLista lista = new ComestivelLista();

            lista.ShowDialog();
        }