To the extent that people still need to be able to critically assess what AI delivers to achieve their goals, they will still pick up those skills or fail. They will then need to either invest the time to learn, or they'll fail to find employment, or fail in other aspects of life.
When we see people lamenting lost skills like this, it is usually a result of them overestimating the continued necessity of certain skills in the face of new technology.
You won't suddenly have a generation of software developers (for example) who don't know the necessary skills to do their work, but you may get a generation of software developers who don't have the skills you think are necessary to do their work.