[Bugfix] Replace PoolingParams.normalize with use_activation (#32243)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/test_config.py

@@ -162,7 +162,7 @@ def test_get_pooling_config():
     model_config = ModelConfig(model_id)
 
     assert model_config.pooler_config is not None
-    assert model_config.pooler_config.normalize
+    assert model_config.pooler_config.use_activation
     assert model_config.pooler_config.seq_pooling_type == "MEAN"
     assert model_config.pooler_config.tok_pooling_type == "ALL"