The Florida Panthers have known for a long time they would be going to the 2022 Stanley Cup playoffs. It’s why they always talk about the “bigger prize,” as Andrew Brunette put it Thursday, rather than lingering too much the many milestones they’ve hit along the way this year. They have spent most of the season as the top team in the Eastern Conference and virtually the entire year in first place in the Atlantic Division. Their goal is the Stanley Cup — anything less will leave them disappointed when the season ends — so there was no extra celebration on the ice when the Panthers finished off …