Add OpenDeliveryBot to "Projects Using Mineflayer" (#3162)

Author: SilkePilon

docs/README.md

@@ -220,6 +220,7 @@ The most updated and useful are :
  * [Chaoscraft](https://github.com/schematical/chaoscraft) - Minecraft bot using genetic algorithms, see [its youtube videos](https://www.youtube.com/playlist?list=PLLkpLgU9B5xJ7Qy4kOyBJl5J6zsDIMceH)
  * [hexatester/minetelegram](https://github.com/hexatester/minetelegram) -  Minecraft - Telegram bridge, build on top of mineflayer & telegraf.
  * [PrismarineJS/mineflayer-builder](https://github.com/PrismarineJS/mineflayer-builder) - Prints minecraft schematics in survival, keeping orientation
+ * [SilkePilon/OpenDeliveryBot](https://github.com/SilkePilon/OpenDeliveryBot) - Minecraft bot in python to deliver items from place to place.
  * [and hundreds more](https://github.com/PrismarineJS/mineflayer/network/dependents) - All the projects that github detected are using mineflayer