LINDEN, N.J. — The end of New Jersey’s red-light camera program couldn’t come soon enough for Alex Valdez. In fact, it didn’t. “This is B.S.,” Valdez muttered today as he sat in his truck at a gas station on Routes 1 and 9, staring at a printout of a $140 ticket for running a red light on the heavily congested artery south of Newark Liberty Airport. By midnight, cameras that have recorded hundreds of thousands of red-light violations in two dozen towns were scheduled to go dark …