Revert "fix: pass PII mapping config to auto-detecting Candle BERT classifier"

This reverts commit e507895.

Author: yossiovadia

src/semantic-router/pkg/classification/classifier.go

@@ -2,7 +2,6 @@ package classification
 
 import (
 	"fmt"
-	"os"
 	"slices"
 	"strings"
 	"time"
@@ -183,12 +182,7 @@ type PIIInferenceImpl struct{}
 
 func (c *PIIInferenceImpl) ClassifyTokens(text string, configPath string) (candle_binding.TokenClassificationResult, error) {
 	// Auto-detecting inference - uses whichever classifier was initialized (LoRA or Traditional)
-	// Load the PII mapping configuration to pass to the classifier
-	id2labelJSON, err := os.ReadFile(configPath)
-	if err != nil {
-		return candle_binding.TokenClassificationResult{}, fmt.Errorf("failed to read PII mapping config %s: %w", configPath, err)
-	}
-	return candle_binding.ClassifyCandleBertTokensWithLabels(text, string(id2labelJSON))
+	return candle_binding.ClassifyCandleBertTokens(text)
 }
 
 // createPIIInference creates the PII inference (auto-detecting)