update prune_effects_fn

src/test_suite/fuzz_interface.py

@@ -44,7 +44,7 @@ def encode_hex_compact(buf):
 
 
 def generic_effects_prune(
-    ctx: str | None, effects: dict[str, str | None]
+    ctx: ContextType | None, effects: dict[str, str | None]
 ) -> dict[str, str | None] | None:
     if ctx is None:
         return None