What will Paul Gilmartin and Annabelle Gurwitch, the fractiously funny cohosts of Dinner & a Movie, cook up when they present A League of Their Own (TBS, Friday, 8:05 p.m.)? There's no crying in onion rings? Lori Petty-fours? " Rockford Peach pie," promises Gurwitch, who disagrees with Rockford skipper Tom Hanks's diamond wisdom, "The hard is what makes it great." "Not in cooking," says Gurwitch. "I say, The easier, the better."... HBO's Real Sports (Tuesday, 10 p.m.) looks into the death of former Notre Dame captain and Tampa Bay Buccaneers linebacker Demetrius DuBose, who was shot during a confrontation with two San Diego policemen on July 24.