[QQC-3106] add deprecation warning for legacy API

Author: yesuagg

labelbox/schema/project.py

@@ -1318,7 +1318,11 @@ def update_data_row_labeling_priority(
         return True
 
     def upsert_review_queue(self, quota_factor) -> None:
-        """ Sets the the proportion of total assets in a project to review.
+        """ Sets the proportion of total assets in a project to review.
+
+        Deprecation notice: This method is deprecated and will be removed in a future version. The review step was
+        replaced by Workflows in order to offer more flexibility in customizing the review flow for labeling tasks.
+        Read more on Workflows here: https://docs.labelbox.com/docs/workflows
 
         More information can be found here:
             https://docs.labelbox.com/en/quality-assurance/review-labels#configure-review-percentage
@@ -1328,6 +1332,8 @@ def upsert_review_queue(self, quota_factor) -> None:
                 to reinitiate. Between 0 and 1.
         """
 
+        logger.warning("Updating the review queue is no longer supported.")
+
         if not 0. <= quota_factor <= 1.:
             raise ValueError("Quota factor must be in the range of [0,1]")