Follow-up to 7ca590c, fix tests.backup.BackupTest.test_incremental_backup_without_full

Author: kulaginm

tests/backup.py

@@ -112,8 +112,7 @@ def test_incremental_backup_without_full(self):
         fname = self.id().split('.')[3]
         node = self.make_simple_node(
             base_dir=os.path.join(module_name, fname, 'node'),
-            initdb_params=['--data-checksums'],
-            ptrack_enable=True)
+            initdb_params=['--data-checksums'])
 
         backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
         self.init_pb(backup_dir)