almost.Jason (Rafe Spall) and Nikki (Esther Smith), who were finally approved as adoptive parents in the Season 1 finale of “Trying,” are finding the process isn’t so easy when the gentle comedy, created and written by Andy Wolton, returns Friday, May 21 on Apple TV+.“The second season is about them being matched up with a child which, if anything, is more difficult because there is a great deal of competition for quite a small pool of children in the system,” said Spall, who spoke to The Post