Added new third-party tools - Airbyte

[abhirajadhikary06]

Overview Section: Added Airbyte as a new third-party tool in the documentation under the Data Ingestion and Streaming section. The overview includes a description of how Airbyte can be leveraged with QuestDB for seamless data ingestion.

User Guide: Detailed step-by-step guide on configuring and using Airbyte to transfer data into QuestDB. The guide includes code snippets, best practices, and troubleshooting tips for smooth integration.

Adds to #59

[CLAassistant]

All committers have signed the CLA.

[abhirajadhikary06]

@goodroot I request you to check this and merge it

[abhirajadhikary06]

@goodroot Can you review and if all's ok then merge this please.