Remove harness language from v2 requests

reports/build.json

@@ -49,6 +49,7 @@
     "deep_task_assets": true,
     "high_level_prompt_length": true,
     "high_level_prompts_unique": true,
+    "no_harness_or_grading_leakage_in_prompts": true,
     "one_hundred_tasks": true,
     "specific_public_criteria": true,
     "three_options_one_selected": true,