Update and test a Nix package with ease quickly on Linux 2023

update-nix-pkgs-2023.md

• Clone the nix-pkgs repository (This would take more than a Gigabit of data/space) and in a new branch perform the below changes.
• For computing the hash, use:

nix-hash to-sri --type sha256 $(nix-prefetch-url --unpack <url.tar.gz>) --extra-experimental-features nix-command

• For testing the changes, perform a build using nix-build -A <package>.

Now, push the changes along with release notes URL in the commit message following the suggested conventions.