Don't set the timeoutMode on change streams as it impedes legacy options

Author: rozza

driver-core/src/main/com/mongodb/internal/operation/ChangeStreamOperation.java

@@ -72,7 +72,7 @@ public ChangeStreamOperation(final MongoNamespace namespace, final FullDocument
             final FullDocumentBeforeChange fullDocumentBeforeChange, final List<BsonDocument> pipeline, final Decoder<T> decoder,
             final ChangeStreamLevel changeStreamLevel) {
         this.wrapped = new AggregateOperationImpl<>(namespace, pipeline, RAW_BSON_DOCUMENT_CODEC, getAggregateTarget(),
-                getPipelineCreator()).timeoutMode(TimeoutMode.ITERATION);
+                getPipelineCreator());
         this.fullDocument = notNull("fullDocument", fullDocument);
         this.fullDocumentBeforeChange = notNull("fullDocumentBeforeChange", fullDocumentBeforeChange);
         this.decoder = notNull("decoder", decoder);