refactor: extract shell aliases

horsch/home.nix

@@ -32,7 +32,7 @@
     ./picocom.nix
     ./podman.nix
     ../rsync.nix
-    ./shell_aliases.nix
+    ../shell_aliases.nix
     ./ssh.nix
     ../tree.nix
     ./zsh.nix

private/home.nix

@@ -62,6 +62,7 @@
     ../ripgrep.nix
     ../starship.nix
     ../zoxide.nix
+    ../shell_aliases.nix
     ./firefox.nix
     ../git.nix
     ../tree.nix