fix 'mongosh' build errors

Author: jeff-allen-mongo

source/reference/command/validate.txt

@@ -23,10 +23,6 @@ Definition
       The :dbcommand:`validate` command does not support :doc:`views
       </core/views>` and raises an error when run against a view.
 
-   The :method:`db.collection.validate()` method in
-   :binary:`~bin.mongosh` provides a wrapper around
-   :dbcommand:`validate`.
-
 Syntax
 ------
 

source/reference/method/rs.reconfig.txt

@@ -403,10 +403,10 @@ You can also modify the cluster replica set :rsconf:`settings` document.
 The :rsconf:`settings` document contains configuration options that 
 apply to the whole replica set.
 
-The following sequence of operations updates the 
-:rsconf:`settings.heartbeatTimeoutSecs` of the cluster to ``15``.
-The operations are issued through a :binary:`~bin.mongosh` session 
-that is connected to the primary.
+The following sequence of operations updates the
+:rsconf:`settings.heartbeatTimeoutSecs` of the cluster to ``15``. The
+operations are issued through a :binary:`~bin.mongo` shell session that
+is connected to the primary.
 
 .. code-block:: javascript
 

source/tutorial/iterate-a-cursor.txt

@@ -134,10 +134,10 @@ parameter when starting up :binary:`~bin.mongod`.
 Cursors Opened Outside of a Session
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-Cursors that aren't opened under a session automatically close after 10 
-minutes of inactivity, or if client has exhausted the cursor. To 
-override this behavior in :binary:`~bin.mongosh`, you can use the 
-:method:`cursor.noCursorTimeout()` method:
+Cursors that aren't opened under a session automatically close after 10
+minutes of inactivity, or if client has exhausted the cursor. To
+override this behavior in the :binary:`~bin.mongo` shell, you can use
+the :method:`cursor.noCursorTimeout()` method:
 
 .. code-block:: javascript