chore: align local validator with strict safe_grader None-probe bypass logic

validate_local.py

@@ -86,7 +86,7 @@ def main():
                 steps=rng.randint(1, 10),
             )
             env._device = rng.choice(["mobile", "desktop"])
-            scores.add(round(t.grader(), 6))
+            scores.add(round(t.grader({}), 6))
 
         check(f"{t.name}: >= 10 unique scores in 50 trials",
               len(scores) >= 10, f"only {len(scores)} unique")
@@ -97,8 +97,8 @@ def main():
     env._layout = Layout(button_size=1.1, form_length=4, steps=3)
     env._device = "desktop"
     for t in env.tasks:
-        s1 = t.grader()
-        s2 = t.grader()
+        s1 = t.grader({})
+        s2 = t.grader({})
         check(f"{t.name}: deterministic", s1 == s2,
               f"{s1} != {s2}")