chore: use if TYPE_CHECKING: blocks (#2866)

test/test_dependency_versions.py

@@ -1,8 +1,9 @@
+from __future__ import annotations
+
 import json
 import re
 import subprocess
 import textwrap
-from pathlib import Path
 
 import pytest
 
@@ -10,6 +11,10 @@ from cibuildwheel.util import resources
 
 from . import test_projects, utils
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from pathlib import Path
+
 VERSION_REGEX = r"([\w-]+)==([^;\s]+)"
 
 CHECK_VERSIONS_SCRIPT = """\