[DEV] Bump pylint from 3.3.8 to 4.0.1 (#1361)

* Bump pylint from 3.3.8 to 4.0.1

Bumps [pylint](https://github.com/pylint-dev/pylint) from 3.3.8 to 4.0.1.
- [Release notes](https://github.com/pylint-dev/pylint/releases)
- [Commits](https://github.com/pylint-dev/pylint/compare/v3.3.8...v4.0.1)

---
updated-dependencies:
- dependency-name: pylint
  dependency-version: 4.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* update fixes

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jesse Bannon <jbann1994@gmail.com>

pyproject.toml

@@ -49,7 +49,7 @@ test = [
 lint = [
     "black==24.10.0",
     "isort==6.1.0",
-    "pylint==3.3.8",
+    "pylint==4.0.1",
 ]
 docs = [
     "sphinx>=7,<9",

src/ytdl_sub/config/defaults.py

@@ -2,6 +2,8 @@ import os
 
 from ytdl_sub.utils.system import IS_WINDOWS
 
+# pylint: disable=invalid-name
+
 
 def _existing_path(*paths: str) -> str:
     """

src/ytdl_sub/script/utils/type_checking.py

@@ -2,6 +2,7 @@
 import inspect
 from dataclasses import dataclass
 from inspect import FullArgSpec
+from types import NoneType
 from typing import Callable
 from typing import List
 from typing import Optional
@@ -50,7 +51,7 @@ def get_optional_type(optional_type: Type) -> Type[NamedType]:
     -------
     Type within the Optional[Type]
     """
-    return [arg for arg in optional_type.__args__ if arg != type(None)][0]
+    return [arg for arg in optional_type.__args__ if not isinstance(arg, NoneType)][0]
 
 
 def _is_union_compatible(