SAN DIEGO — The moment had unfolded, what, 20 times before? U.S. soccer superstar Alex Morgan lining up for a penalty kick attempt against Canadian goalkeeper Kailen Sheridan, one of the best ball-stoppers on the planet. They had squared off again and again amid the relative quiet of the San Diego Wave FC training facility at Surf Sports Park. This, though, was not that. This was the CONCACAF women’s final July 18, in front of 17,247 in suburban Monterrey, Mexico. This guaranteed a spot at the 2024 Olympics in Paris. This decided an international championship. This was … something else. “I kne…