The omission to specify or affirm in *this act 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, shall not affect such forfeiture or power, or any proceeding authorized by law to carry into effect such impeachment, removal, deposition or suspension.