move wrapper_su_helper to pyproject.toml

local/bin/wrapper_su_helper

@@ -1 +0,0 @@
-../../wrapper_su_helper.py

pyproject.toml

@@ -28,6 +28,7 @@ dev = [
 
 [project.scripts]
 kupferbootstrap = "kupferbootstrap.main:main"
+kupferbootstrap_wrapper_su_helper = "kupferbootstrap.wrapper.su_helper:kupferbootstrap_su"
 
 [tool.setuptools.package-data]
 "*" = ["version.txt"]

src/kupferbootstrap/wrapper/su_helper.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python3
-
 import click
 import pwd
 import os