Dont worry. 1. Its not like youre gonna see any of those people again. 2. Why should their opinion matter? And 3. Its not like you were the only one in the history of mankind who has done that, Im sure everyone has woken themselves up snoring.
Well I guess that's better than having bad gas and having that recycled through the air systems for everyone to enjoy, that would be way more embarrassing than sawing some logs in your sleep. Don't worry about what everyone else though, you're better than they are anyway.