Update configs/fine-tune.yaml

configs/fine-tune.yaml

@@ -35,10 +35,10 @@ model:
         add_marker_tokens: false
         embedding_dim: 128
         projection: linear
-        query_pooling_strategy: mean
+        query_pooling_strategy: null
         doc_expansion: false
         attend_to_doc_expanded_tokens: false
-        doc_pooling_strategy: mean
+        doc_pooling_strategy: null
         sparsification: null
         query_length: 32
         doc_length: 256