fix: /_data_stream/_stats unavailable in serverless

Author: JoshMock

tests/indices/data_streams.yml

@@ -32,10 +32,6 @@ teardown:
         name: logs-test
   - match: { data_streams.0.name: logs-test }
 
-  - do:
-      indices.data_streams_stats: {}
-  - is_true: data_streams
-
   - do:
       indices.delete_data_stream:
         name: logs-test