There is: https://en.wiktionary.org/wiki/Enviropig or https://en.wikipedia.org/wiki/AquAdvantage_salmon

or things to the likes of https://www.avma.org/news/genetically-modified-cattle-may-be...

Looks like the fish is the only one that's gone to market. Pretty clearly still early days. I have no doubt that with enough time we'll get there, but to say this is proof that we're technically good to go ahead and produce gmo humans seems a bit rushed -- to reiterate, the point being that the ethical issues here are much more clear than a trolley problem or stack of hypotheses.