By his fourth year of professional hockey with the same cloud hanging over him, Shane Bowers wasn’t so worried about the timing of his NHL debut anymore. He mostly just wanted to be prepared enough to stick around whenever the moment came. Being inadvertently prepared for the call-up is a good start. Bowers is from Halifax, Nova Scotia, on Canada’s eastern seaboard, but his parents happened to be in Colorado on Wednesday night for his AHL game in Loveland. The Eagles were preparing to show off the Stanley Cup in a pregame ceremony — a reminder of the Avalanche’s success…