Todd Spangler NY Digital EditorWith speculation swirling about Jason Kilar’s potential exit from WarnerMedia — given the conglomerate’s looming combo with Discovery — the CEO told staffers at a town hall meeting Thursday that he plans to stay with the company at least through next year.“My plan and my focus is to remain here in my CEO role at WarnerMedia,” Kilar said, according to a source who was in attendance. “I am not thinking right now about post-merger.