Rep. Marie Gluesenkamp Perez (D-Wash.) has slammed fellow Democratic Rep. Jesús “Chuy” García’s (Ill.) retirement reversal as “beneath the dignity of his office” and “undemocratic.” García initially filed to run for reelection in Illinois’s 4th Congressional District on Oct. 27, the first day of state’s petition filing window. He changed course on Friday, however, four…