chore: differentiate AccuracyConfig.eval_method description (pass_at_1)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: viraatc

src/inference_endpoint/config/schema.py

@@ -279,7 +279,7 @@ class AccuracyConfig(BaseModel):
 
     model_config = ConfigDict(extra="forbid", frozen=True)
 
-    eval_method: str | None = Field(None, description="Accuracy evaluation method")
+    eval_method: str | None = Field(None, description="Scorer method (pass_at_1)")
     ground_truth: str | None = Field(None, description="Ground truth column name")
     extractor: str | None = Field(
         None, description="Answer extractor (boxed_math_extractor, abcd_extractor)"