fix code style...

Author: Nathanaël Renaud

pypdf/_page.py

@@ -461,7 +461,9 @@ def _get_ids_image(
         if PG.RESOURCES in obj:
             if RES.PATTERN in cast(DictionaryObject, obj[PG.RESOURCES]):
                 for patternName, pattern in obj[PG.RESOURCES][RES.PATTERN].items():
-                    if PG.RESOURCES in pattern.get_object() and RES.XOBJECT in cast(DictionaryObject, pattern[PG.RESOURCES]):
+                    if PG.RESOURCES in pattern.get_object() and RES.XOBJECT in cast(
+                        DictionaryObject, pattern[PG.RESOURCES]
+                    ):
                         x_object = pattern[PG.RESOURCES][RES.XOBJECT].get_object()  # type: ignore
                         for o in x_object:
                             if not isinstance(x_object[o], StreamObject):