DOCSP-50383: Add links to preview page (#273)

* DOCSP-50383: Add links to preview page

* LM feedback

(cherry picked from commit 4c20979)

Author: norareidy

snooty.toml

@@ -46,6 +46,7 @@ django-docs = "https://www.mongodb.com/docs/languages/python/django-mongodb/curr
 targets = ["index.txt"]
 variant = "tip"
 value = """
-    {+django-odm+} is now in Public Preview! \
-    To discover its features and learn more, see the `{+django-odm+} documentation <{+django-docs+}>`__.
+    {+django-odm+}, a database backend that uses PyMongo to connect to MongoDB, is now in Public Preview! \
+    To discover its features and learn more, see the `{+django-odm+} documentation <{+django-docs+}>`__. \
+    To learn more about preview release considerations, see `Preview Features <https://www.mongodb.com/docs/preview-features/>`__.
     """

source/integrations.txt

@@ -93,7 +93,7 @@ aggregation operations and indexes.
 
    {+django-odm+} is in Public Preview and intended for evaluation purposes only.
    Public Preview is not recommended for production deployments, as breaking changes
-   may be introduced.
+   may be introduced. To learn more, see `Preview Features <https://www.mongodb.com/docs/preview-features/>`__.
 
 Flask
 ~~~~~