The omission to specify or affirm in this Code any ground of forfeiture of a public office, or other trust or special authority conferred by law, or any power conferred by law to impeach, remove, depose, or suspend any public officer or other person holding any trust, appointment, or other special authority conferred by law, does not affect such forfeiture or power, or any proceeding authorized by law to carry into effect such impeachment, removal, deposition, or suspension.