Replace `type` with `command -v` in install script
Replace `type` with `command -v` in install script

In POSIX sh, `type` is undefined.

cf. https://pubs.opengroup.org/onlinepubs/9699919799/utilities/command.html#tag_20_22_04

pikajude/nix,ehmry/nix,ehmry/nix,dtzWill/nix,NixOS/nix,rycee/nix,rycee/nix,dtzWill/nix,NixOS/nix,ehmry/nix,dtzWill/nix,dtzWill/nix,NixOS/nix,NixOS/nix,pikajude/nix,rycee/nix,pikajude/nix,ehmry/nix,dtzWill/nix,ehmry/nix,rycee/nix,rycee/nix,NixOS/nix,ehmry/nix