LOS ANGELES — Zayn Malik, the former One Direction star turned solo artist, canceled all U.S. dates for his upcoming tour. The hitmaker was recently hospitalized for an undisclosed illness. “To my fans: Thank you so much for all the support and love you’ve shown me on the album release and more importantly your love, prayers, and well wishes for my health,” Malik wrote Friday in an Instagram story. “I’ve felt it, and it’s meant the world. I’ve been at home recovering and I’m doing well and will be better and stronger than before. “I’ve had to take another look at my schedule for the months ahead and have to reduce the number of shows on the KONNAKOL Tour,” he continued. “I want to make sure I still get out and see as many of you as I possibly can. I’m really looking forward to playing these shows for you, and I hope to see the rest of you around the world very soon. Big Love, Z” While the “Side Effects” singer still has forthcoming shows in the United Kingdom and Mexico later this month, he nixed the U.S.…