SPARKS, MARYLAND - Complacency. Undefeated. Those words were not allowed to be said around the Maryvale Prep ’s lacrosse team this spring.  Late Friday evening as the Lions players took pictures - some posting on their social media accounts - after winning the Interscholastic Athletic Association of Maryland (IAAM) A Conference crown, one word could best capture the moment: History.  Maryvale repeated as champions with a 10-5 decision over McDonogh School at USA Lacrosse’s Tierney Field. Senior midfielder Finola McCormick scored four goals for the Lions, ranked No. 1 In this week’s High School On SI Baltimore-DMV girls Top 25 . The Brooklandville, Md. school never trailed, building a 7-1 advantage early in the second half to complete an undefeated season (18-0) and staked its claim as the nation’s No. 1 squad.…