modified test_cqlsh for CASSANDRA-17266

patch by Stefan Miklosovic; reviewed by Benjamin Lerer for CASSANDRA-17226
diff --git a/cqlsh_tests/test_cqlsh.py b/cqlsh_tests/test_cqlsh.py
index 339a31e..1978c9a 100644
--- a/cqlsh_tests/test_cqlsh.py
+++ b/cqlsh_tests/test_cqlsh.py
@@ -1336,7 +1336,6 @@
                 AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy', 'max_threshold': '32', 'min_threshold': '4'}
                 AND compression = {'chunk_length_in_kb': '16', 'class': 'org.apache.cassandra.io.compress.LZ4Compressor'}
                 AND crc_check_chance = 1.0
-                AND default_time_to_live = 0
                 AND extensions = {}
                 AND gc_grace_seconds = 864000
                 AND max_index_interval = 2048