Princess Anne will jet off on a royal tour just days before Prince Harry is set to return to the UK. The Princess Royal will travel to Canada from May 3 to 5 on an official visit to the Commonwealth country. Prince Harry is also expected to return to the UK only a few days after his aunt returns from her tour for an Invictus Games event. The Invictus Games 10th Anniversary Service was listed on St. Paul’s website for May 8, and on the official running order, the prince is set to speak at the service. Harry’s wife, Meghan, is “rethinking” the trip as she doesn’t feel safe returning to the UK af…