Use query instead of query_stateful

Author: auxten

chdb/session/state.py

@@ -1,7 +1,7 @@
 import tempfile
 import shutil
 
-from chdb import query_stateful
+from chdb import query
 
 
 class Session():
@@ -35,4 +35,4 @@ def query(self, sql, fmt="CSV"):
         """
         Execute a query.
         """
-        return query_stateful(sql, fmt, path=self._path)
+        return query(sql, fmt, path=self._path)