By Adam Jourdan BUENOS AIRES (Reuters) – Argentine President Javier Milei’s “omnibus” bill, a sprawling reform package ranging from tax hikes to privatizations, has cleared its first hurdle in Congress with a green light from a lower house committee. It now faces far tougher obstacles. The bill, part of a major push to reshape the South American country’s embattled economy, will require majority approval from lawmakers in both chambers of Congress, where Milei’s own libertarian coalition only holds a small minority of seats. It is a key plank of Milei’s reform plans since taking office last mo…