DOCSP-50746: agg tutorial link (#127)

* DOCSP-50746: agg tutorial link

* use sc

* fix newline

Author: rustagir

source/aggregation.txt

@@ -74,14 +74,20 @@ The following limitations apply when using aggregation operations:
    </reference/operator/aggregation/graphLookup/>` stage has a strict
    memory limit of 100 megabytes and ignores the ``allowDiskUse`` option.
 
-Aggregation Example
--------------------
+Aggregation Examples
+--------------------
 
-The examples in this section use the ``restaurants`` collection in the ``sample_restaurants``
+The examples in this guide use the ``restaurants`` collection in the ``sample_restaurants``
 database from the :atlas:`Atlas sample datasets </sample-data>`. To learn how to create a
 free MongoDB Atlas cluster and load the sample datasets, see the
 :atlas:`Get Started with Atlas </getting-started>` guide.
 
+.. sharedinclude:: dbx/agg-tutorials-manual-tip.rst
+
+   .. replacement:: language
+   
+      :guilabel:`{+language+}`
+
 Build and Execute an Aggregation Pipeline
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -185,4 +191,4 @@ For more information about executing aggregation operations with the {+driver-sh
 see the following API documentation:
 
 - `mongoc_collection_aggregate() <{+api-libmongoc+}/mongoc_collection_aggregate.html>`__
-- `mongoc_client_command_simple() <{+api-libmongoc+}/mongoc_client_command_simple.html>`__
+- `mongoc_client_command_simple() <{+api-libmongoc+}/mongoc_client_command_simple.html>`__