fix bad link

Author: jerrinot

readme.md

@@ -3,7 +3,7 @@ The connector reads data from Kafka topics and writes to [QuestDB](https://quest
 The connector implements Apache Kafka [Sink Connector API](https://kafka.apache.org/documentation/#connect_development).
 
 ## Documentation
-Documentation is maintained on [QuestDB.io](https://questdb.io/docs/third-party-tools/kafka/questdb-kafka/) 
+Documentation is maintained on [QuestDB.com](https://questdb.com/docs/third-party-tools/kafka/#questdb-kafka-connect-connector) 
 
 ## Sample Projects
 This repository contains a number of [sample projects.](kafka-questdb-connector-samples) showing how to use the connector. It also demonstrates how to use the connector together with Debezium for Change Data Capture.
@@ -16,4 +16,4 @@ It's also available in [Confluent Hub](https://www.confluent.io/hub/questdb/kafk
 If you encounter any issues, please [create an issue](https://github.com/questdb/kafka-questdb-connector/issues/new) in this repository.
 
 ## License
-This project is licensed under the Apache License 2.0. See [LICENSE](LICENSE) for details.
+This project is licensed under the Apache License 2.0. See [LICENSE](LICENSE) for details.