Added logging for checking retry time

Author: jprakash-db

src/databricks/sql/auth/retry.py

@@ -292,6 +292,7 @@ def sleep_for_retry(self, response: BaseHTTPResponse) -> bool:
 
         proposed_wait = max(proposed_wait, self.delay_max)
         self.check_proposed_wait(proposed_wait)
+        logger.debug(f"Retrying after {proposed_wait} seconds")
         time.sleep(proposed_wait)
         return True