SConstruct: remove Ruff lint F821 notes as pyproject.toml will keep F821 in mind (scons functions)

Author: josephsl

sconstruct

@@ -10,12 +10,6 @@ import os.path
 import zipfile
 import sys
 
-# While names imported below are available by default in every SConscript
-# Linters aren't aware about them.
-# To avoid Ruff F821 warnings about them they are imported explicitly.
-# When using other  Scons functions please add them to the line below.
-from SCons.Script import BoolVariable, Builder, Copy, Environment, Variables, EnsurePythonVersion  # NOQA: E501, F401
-
 # Add-on localization exchange facility and the template requires Python 3.10.
 # For best practice, use Python 3.11 or later to align with NVDA development.
 EnsurePythonVersion(3, 10)