As usual, I am exactly right when I say you cannot allow "private" companies to censor speech because it will quickly turn into behind the scenes governments doing the censoring.
Sow the wind, Reap the whirlwind.
Declining to run ads isn't censorship. If anything it will make the videos more attractive to viewers.
I don't know why you think anyone has the right to use Google's platform, free of charge, to make money when they don't want to play by Google's rules.