Google has discontinued the Pixel 4a 5G and Pixel 5 smartphones. The US Google Store currently has both devices listed as being sold out with the only supply remaining through other retailers.
https://www.notebookcheck.net/Google-Pixel-5-Pixel-4a-5G-already-end-of-life-following-the-launch-of-the-Pixel-5a-5G.556235.0.html
End of life is an incorrect statement. EOL is when it will stop getting security updates and support, which is Oct 2023. Just because they stopped manufacturing and selling it doesn't mean it's EOL. Sometimes EOL can align with no longer manufacturing and selling, but not in this case.