(DOCSP-16077): v20210511 ADL Release Notes (#154)

* (DOCSP-16077): v20210511 ADL Release Notes

* copy review

Author: melissamahoney-mongodb

source/includes/changelog/data-lake-2021.rst

@@ -1,3 +1,20 @@
+.. _data-lake-v20210511:
+
+11 May 2021 Release
+~~~~~~~~~~~~~~~~~~~
+
+- Supports selecting read preference, read tags, and max staleness 
+  through the :ref:`storage configuration <datalake-configuration-file>` for Atlas Cluster stores.
+- Rejects commands sent with a Versioned API set.
+- Enables the ``count`` parameter in the {+data-lake-short+} 
+  :ref:`adl-collstats-stage` aggregation stage.
+- No longer permits :ref:`adl-collstats-stage` in ``$facet`` 
+  sub-pipelines.
+- Enforces maximum document size for ``$facet`` after processing each 
+  item.
+- Improves performance for ``$match`` stages.
+- Improves error messaging.
+
 .. _data-lake-v20210423:
 
 21 April 2021 Release

source/reference/pipeline/collstats.txt

@@ -95,8 +95,8 @@ partition:
      - document
      - The :ref:`partition attributes <datalake-path-attribute-types>` 
        for this partition defined in the 
-       :datalakeconf:`~databases.[n].collections.[n].dataSources.[n].
-       path` for |s3| partitions. An empty document indicates that 
+       :datalakeconf:`~databases.[n].collections.[n].dataSources.[n].path`
+       for |s3| partitions. An empty document indicates that 
        there are no partition attributes in the partition's data source.
 
    * - ``partition.size``