[skip ci] Removed unused logs on benchmark (#12688)

Signed-off-by: wangting0128 <ting.wang@zilliz.com>

tests/benchmark/milvus_benchmark/client.py

@@ -309,7 +309,7 @@ class MilvusClient(object):
         if guarantee_timestamp is not None:
             params.update({"guarantee_timestamp": guarantee_timestamp})
 
-        logger.debug("Params of search : %s" % str(params))
+        # logger.debug("Params of search : %s" % str(params))
         result = self._milvus.search(tmp_collection_name, **params)
 
         # must_params = [vector_query]