Remedy Place founder and functional medicine doc Jonathan Leary remembers a time when people weren’t quite so willing to freeze their tushes off in the name of wellness.   Circa 2019, just as he was opening his first “social self-care” emporium in West Hollywood while overseeing wellness pop-ups all over Los Angeles, plunking oneself down in a pint-sized portable tub of 39-degree H2O was still deemed pretty fringe. Not now. “From Cannes Film Festival to the Kardashians’ backyard, what was once