Update Quarkus, GraalVM and Opeenfaas watchdog. Include application.properties in container

[edimarlnx]

• Update quarkus from 1.2.0.Final to 1.9.2.Final
• Update graalvm build container from 19.3.1-java11 to 20.3.0-java11
• Update Openfaas of-watchdog from 0.7.6 to 0.8.1
• Copy application.properties to config dir with quarkus executable
• Move function dir to /home/app/ to load properties from config/ dir (no slim)

Function usage example: https://github.com/zodo-dev/openfaas-functions-samples