By Jason Meisner From Chicago Tribune CHICAGO—Former Chicago Ald. Daniel Solis, who turned government mole to help federal investigators build cases against Ald. Edward Burke and ex-House Speaker Michael Madigan, has been charged with a bribery count. The bare-bones, one-count criminal information alleged Solis, who abruptly retired as 25th Ward alderman in 2018 a month before his cooperation with the FBI was revealed, corruptly solicited campaign donations from an unidentified real estate developer in exchange for zoning changes in 2015, when Solis was head of the City Council Zoning Committee. Those general allegations had already been made public by attorneys for Burke, who revealed in a court filing in 2020 that Solis had cut a deal with the U.S. attorney’s office known as a deferred prosecution agreement that meant he likely would escape conviction for his alleged misconduct. As part of the deal, Solis was to be charged with taking campaign cash …