Update pi-proximity.md

4-manufacturing/lessons/4-trigger-fruit-detector/pi-proximity.md

@@ -41,6 +41,7 @@ Program the device.
 1. Open the `fruit-quality-detector` code in VS Code, either directly on the Pi, or connect via the Remote SSH extension.
 
 1. Install the rpi-vl53l0x Pip package, a Python package that interacts with a VL53L0X time-of-flight distance sensor. Install it using this pip command
+
     ```sh
         pip install rpi-vl53l0x
     ```