That would be foolish: sports clubs have to comply as well. I've just looked at our procedures and there's just a bit of tweaking to do - it's not too onerous.
But you'd certainly be OK with old photos on the wall, I think you'd be pretty safe leaving those up.
It's long been the case that parents have had to give permission for photos to be used.
The rugby team I manage asked the question and all but one parent gave permission. I therefore carefully had to make sure his daughter wasn't in any pictures that I put up on the website - it was a bit of a...