clojure: 1.10.1.469 -> 1.10.1.478

[jlesquembre]

Motivation for this change

Updates clojure and removes the prefix output, since it is not really necessary.
cc @yegortimoshenko since the prefix output was introduced in #35140, could you confirm if it looks good to you? or am I missing something?

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nix-review --run "nix-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• Determined the impact on package closure size (by running nix path-info -S before and after)
• Ensured that relevant documentation is up to date
• Fits CONTRIBUTING.md.