Fix importlib test logic

Author: sl0thentr0py

tests/test_utils.py

@@ -689,12 +689,10 @@ def test_installed_modules():
 
     if importlib_available:
         importlib_distributions = {
-            _normalize_distribution_name(dist.metadata.get("Name", None)): version(
-                dist.metadata.get("Name", None)
-            )
+            _normalize_distribution_name(dist.metadata.get("Name", None)): dist.version
             for dist in distributions()
             if dist.metadata.get("Name", None) is not None
-            and version(dist.metadata.get("Name", None)) is not None
+            and dist.version is not None
         }
         assert installed_distributions == importlib_distributions