windows: filter out static extensions before checking for presence

Otherwise static can fail if ignore_static is set but ignore_missing
isn't.

cpython-windows/build.py

@@ -1598,16 +1598,16 @@ def collect_python_build_artifacts(
     dirs = {p for p in os.listdir(intermediates_path)}
 
     for extension, entry in CONVERT_TO_BUILTIN_EXTENSIONS.items():
+        if static and entry.get("ignore_static"):
+            continue
+
         if extension not in dirs:
             if entry.get("ignore_missing"):
                 continue
             else:
                 log("extension not present: %s" % extension)
                 sys.exit(1)
 
-        if static and entry.get("ignore_static"):
-            continue
-
         extension_projects.add(extension)
         if static:
             depends_projects |= set(entry.get("static_depends", []))