message: Update chicony_user_guide.md
  Added a link to the Chicony ToF module product page
diff: ## Setting up the system
  ### Required hardware
  -- Chicony ToF
  +- [Chicony ToF module](https://www.chicony.com.tw/chicony/jp/product/ToF)
  - The Analog Devices RPI to Chicony ToF interposer
  - 5V power supply (micro USB cable) to power up the Chicony ToF
  - [Raspberry Pi](https://www.raspberrypi.org/products/) The system was tested on Raspberry Pi3 Model B V1.2 and Raspberry Pi 4. It can work on other models that have a CSI camera interface input.
  