A day after Robert De Niro received a standing ovation at the Tony Awards for dissing President Trump, the actor was cheered again in Canada — when he apologized for the Commander in Chief’s “idiotic behavior.” The “Casino” star’s comments came Monday during a groundbreaking for the high-end Japanese restaurant Nobu in Toronto. “I just want to make a note of apology for the idiotic behavior of my president,” De Niro said to applause. “It’s a disgrace, and I apologize to [Canadian Prime Minister] Justin Trudeau, too, and the other people at the G-7. It’s disgusting.” Over the weekend, Trump...