Manuel Elvira had one swing standing between him and the biggest win of his career: the 2026 BMW PGA Championship. Instead, the 18th at Wentworth did what it so often does to players in that exact moment, turning a promising finish into a nightmare. As Elvira’s tournament unravelled over the next four shots, golf Twitter moved quickly. Within minutes, his caddie, Carlos Gonzalez, was facing questions—and accusations—that his decisions had cost E…