A Cook County employee who contends his supervisor revealed he is transgender got the go-ahead to pursue a lawsuit against the man.In a written opinion last week, U.S. District Judge Gary Feinerman did not rule on the merits of Logan M. Grimes’ allegation that his supervisor violated his right to medical privacy.But Feinerman held Grimes had stated a claim under the due process clause against defendant Melvin Judkins.Around 2000, Grimes was diagnosed with the condition now called gender dysphoria. He was recognized legally …