Update Akka to 2.5.12
Update Akka to 2.5.12

woken-ml/java-base-docker-images,LREN-CHUV/java-base-docker-images,woken-ml/java-base-docker-images,LREN-CHUV/java-base-docker-images,LREN-CHUV/java-base-docker-images,woken-ml/java-base-docker-images