refactor: refactor update_system_package_lists

Signed-off-by: Dominik Willner <th33xitus@gmail.com>

scripts/klipper.sh

@@ -325,7 +325,7 @@ function install_klipper_packages() {
   update_system_package_lists
 
   ### Install required packages
-  install_system_packages "$log_name" "packages[@]"
+  install_system_packages "${log_name}" "packages[@]"
 }
 
 function create_klipper_service() {
@@ -624,4 +624,4 @@ function get_klipper_python_ver() {
   local version
   version=$("${KLIPPY_ENV}"/bin/python --version 2>&1 | cut -d" " -f2 | cut -d"." -f1)
   echo "${version}"
-}
+}