No, half the point of the new system is that Pops won't leave planets and move to others on their own anymore. This has been explicitly mentioned many times; in dev diaries, pretty sure in the new tutorial, etc. Resettlement is for forced displacement, but natural immigration/emigration affects Pop growth and decline.
Remember, a little unemployment isn't a terrible thing, and there's no need to fine-tune every single nut and bolt of your entire empire and its economy. Just like in the real world. You'll drive yourself crazy trying.