Prod 2007 dbfs delay extension (#120)

* prod-2007-dbfs-delay-extension

* reverting retry logic

* Update _databricks.py

Author: Brandon Kaplan

sync/__init__.py

@@ -1,5 +1,5 @@
 """Library for leveraging the power of Sync"""
 
-__version__ = "1.8.3"
+__version__ = "1.8.4"
 
 TIME_FORMAT = "%Y-%m-%dT%H:%M:%SZ"

sync/_databricks.py

@@ -1489,7 +1489,7 @@ def _get_eventlog_from_dbfs(
         eventlog_dir = dbx_client.list_dbfs_directory(matching_subdirectory["path"])
 
         poll_num_attempts = 0
-        poll_max_attempts = 40  # 10 minutes / 15 seconds = 40 attempts
+        poll_max_attempts = 20  # 5 minutes / 15 seconds = 20 attempts
 
         total_file_size = 0
         file_size_changed, total_file_size = _check_total_file_size_changed(0, eventlog_dir)