The coders will definitely be replaced, the testers will never be replaced.
By the way, I'm not sure about that. There was a case I've heard about - A company hiring a developer. During the tech interview, there is a question for a new dev: How to ...? The candidate doesn't know the answer and says, Oh, I will ask Chat GPT here.
And the question arises: If the AI can do this, why should we hire you? It's easier and cheaper to ask Ai, but still...