Scott D. Pierce: ‘Avenue 5’ goes into outer space to satirize ... something. Everything?

For seven seasons, HBO’s “Veep” brilliantly skewered politics and politicians. It was, arguably, one of the greatest TV satires ever.And its creator, Armando Iannucci, has returned to HBO to create more satire. “Avenue 5” (Sunday, 8 p.m.) is an outlandish, over-the-top, voyage-gone-wrong aboard an outer-space luxury liner several decades in the future. It takes aim at … well, I’m not altogether sure what it’s aiming at.The show is set 40 years fro