A federal judge has thrown out the lawsuit a man brought against the city of Chicago and a police officer for his arrest after a cache of guns and marijuana were found at his listed address.Lester Brock was arrested and charged in March 2016, three months after Chicago police executed a search warrant at 8759 S. Loomis St., the location an informant said he regularly bought drugs from a dealer named “Lester.”During his trial, police never called the informant used to testify, nor did police have any evidence …