remove duplicate total_chunk_count assignment

Signed-off-by: varun-edachali-dbx <varun.edachali@databricks.com>

Author: varun-edachali-dbx

src/databricks/sql/backend/sea/queue.py

@@ -161,7 +161,6 @@ def __init__(
         self._sea_client = sea_client
         self._statement_id = statement_id
         self._total_chunk_count = total_chunk_count
-        self._total_chunk_count = total_chunk_count
 
         logger.debug(
             "SeaCloudFetchQueue: Initialize CloudFetch loader for statement {}, total chunks: {}".format(