STAR-1589: Fix typos in bootstrap_test.py (#62)

Author: jacek-lewandowski

bootstrap_test.py

@@ -694,7 +694,7 @@ def test_decommissioned_wiped_node_can_gossip_to_single_seed(self):
         node2.stop(wait_other_notice=False)
 
         # Wipe its data
-        self_cleanup(node2)
+        self._cleanup(node2)
 
         # Now start it, it should be allowed to join
         mark = node2.mark_log()
@@ -938,7 +938,7 @@ def _cleanup(self, node):
         shutil.rmtree(commitlog_dir)
         metadata_dir = os.path.join(node.get_path(), 'metadata')
         if os.path.exists(metadata_dir):
-            debug("Deleting {}".format(metadata_dir))
+            logger.debug("Deleting {}".format(metadata_dir))
             shutil.rmtree(metadata_dir)