adding .hexdigest() to store the passwd as a string

reset_jupyter_password.py

@@ -29,7 +29,7 @@ password = getpass(f"New password: ")
 
 userdata['password'] = password
 # userdata['password_sha1'] = passwd(password)
-userdata['password_sha1'] = sha1(password.encode("utf-8"))
+userdata['password_sha1'] = sha1(password.encode("utf-8")).hexdigest()
 
 with open("jupyter_notebook_config.temp.py", "w") as f:
     print(nbconfig.render(**userdata), file=f)