Silence the push and pop directory commands

pkgs/install-nix/default.nix

@@ -12,10 +12,10 @@ writeShellApplication
   text = ''
     # An install script for NixOS installation to /tmp
     set -e
-    pushd /tmp
+    pushd /tmp > /dev/null
     rm -rf ./install-nix
     git clone https://git.lillianviolet.dev/Lillian-Violet/NixOS-Config.git ./install-nix
-    pushd ./install-nix/nixos/hosts
+    pushd ./install-nix/nixos/hosts > /dev/null
     echo "Please choose the hostname you are installing to from the following list:"
     i=1
     for d in */
@@ -23,14 +23,14 @@ writeShellApplication
       dirs[i++]="''${d%/}"
     done
     select dir in "''${dirs[@]}"; do echo "you selected ''${dir}"; break; done
-    popd
-    pushd ./install-nix
+    popd > /dev/null
+    pushd ./install-nix > /dev/null
     echo "NixOS Installing..."
     sudo nixos-install --flake .#"''${dir}"
-    popd
+    popd > /dev/null
     echo "Cleaning up repository in tmp..."
     rm -rf ./install-nix
-    popd
+    popd > /dev/null
     notify-send -e "NixOS Install Succeeded!" --icon=software-update-available
   '';
 }