ALBANY, N.Y. — Coming into its Section 2 Class C matchup against Catskill, the defending sectional champion Holy Trinity (Notre Dame-Bishop Gibbons/Catholic Central) girls’ flag football team was not expecting to lose. Having gone 13-0 before the title game and shutting out opponents in seven of those contests, it was hard not to feel confident in Friday’s game held at Christian Brothers Academy. But when the clock hit zero in the sectional cham…