Undo DOCSP-45737

Author: mcmorisi

source/write/bulk-write.txt

@@ -67,11 +67,6 @@ The following example creates an instance of ``InsertOne``:
 
 To insert multiple documents, create an instance of ``InsertOne`` for each document.
 
-.. note::
-
-   You must specify a value for the ``_id`` field for each document you insert. If you don't,
-   the driver throws a ``DuplicateKeyError``.
-
 Update Operations
 ~~~~~~~~~~~~~~~~~