updated API links (#98)

Author: kyuan-mongodb

source/kafka-sink-postprocessors.txt

@@ -663,8 +663,8 @@ Custom Write Model Strategy
 A **write model** defines the behavior of bulk write operations made on a
 MongoDB collection. The default write model for the connector is
 :java-docs:`ReplaceOneModel
-</javadoc/com/mongodb/client/model/ReplaceOneModel.html>` with
-:java-docs:`ReplaceOptions </javadoc/com/mongodb/client/model/ReplaceOptions.html>`
+<apidocs/mongodb-driver-core/com/mongodb/client/model/ReplaceOneModel.html>` with
+:java-docs:`ReplaceOptions <apidocs/mongodb-driver-core/com/mongodb/client/model/ReplaceOptions.html>`
 set to upsert mode.
 
 You can override the default write model by specifying a custom one in the