Fix dataset schema: match YAML features to actual CSV columns

.huggingface.yaml

@@ -41,16 +41,22 @@ size_categories:
 dataset_info:
   - config_name: default
     features:
-      - name: tick
-        dtype: int64
-      - name: best_walker
-        dtype: int64
-      - name: elapsed_us
+      - name: timestamp_ms
         dtype: int64
+      - name: avg_pop_firing_rate_hz
+        dtype: float64
+      - name: membrane_dv_dt
+        dtype: float64
+      - name: routing_entropy
+        dtype: float64
+      - name: saaq_delta_q_prev
+        dtype: float64
+      - name: saaq_delta_q_target
+        dtype: float64
     splits:
       - name: test
         num_bytes: 119634
-        num_examples: 10000
+        num_examples: 2002
 
 # Model Card Data
 model-index: