DOCSP-44422 - Bulk write API (mongodb#257)

Co-authored-by: Rea Rustagi <[email protected]>

Author: mongoKart

source/fundamentals/crud/write-operations.txt

@@ -13,7 +13,9 @@ Write Operations
    /fundamentals/crud/write-operations/insert
    /fundamentals/crud/write-operations/modify
    /fundamentals/crud/write-operations/delete
+   /fundamentals/crud/write-operations/bulk-write
 
+- :ref:`csharp-insert-guide`
 - :ref:`csharp-change-guide`
 - :ref:`csharp-delete-guide`
-- :ref:`csharp-insert-guide`
+- :ref:`csharp-bulk-write`