January 6th marked my eleventh year off of tobacco after smoking for 20 years. Same here, I can't breath in I'm in a room with a lit cigarette. And kissing a smoker tastes like rimming a dragon.
OP -- stick with it, boss. No matter what, it's no longer an option.
I don't know what direct benefit to hypertrophy, if any, exists. But, tangentially, your cardiovascular health and performance will improve, which seems like would lead to better sets, which would lead to better results.
(Bear in mind that ^this is just conjecture from a dilettante.)