A Pennsylvania Democrat providing a critical vote for his party in the state House is on the lam after allegedly violating a protective order related to abuse, authorities told The Post. Philadelphia police issued a warrant for state Rep. Kevin Boyle on Tuesday after the 44-year-old Democrat, who has struggled with mental health issues but is still on the ballot for a primary election next week, broke the Protection From Abuse Order, a department spokeswoman confirmed Wednesday afternoon. Democrats control the Pennsylvania House of Representatives by a razor-thin 102-101 majority, meaning his votes in absentia allow the party to pass...