DOCSP-42673-typo-options (#355)

Author: gmiller-mdb

source/reference/options.txt

@@ -647,7 +647,7 @@ Client-Side Field Level Encryption Options
    The full namespace (``<database>.<collection>``) of the collection 
    used as a key vault for :ref:`manual-csfle-feature`. 
    :option:`--keyVaultNamespace` is required for enabling client-side 
-   field level encryption. for the :program:`mongosh` shell session. 
+   field level encryption for the :program:`mongosh` shell session. 
    :program:`mongosh` creates the specified namespace if it does not
    exist.