toil(projecthub): update ubuntu image (#259)

Update the Docker image in projecthub from focal to jammy

Author: skipi

projecthub/Dockerfile

@@ -1,6 +1,6 @@
 ARG ELIXIR_VERSION=1.12.3
 ARG OTP_VERSION=24.3.4.13
-ARG UBUNTU_VERSION=focal-20230126
+ARG UBUNTU_VERSION=jammy-20230126
 
 ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-ubuntu-${UBUNTU_VERSION}"
 ARG RUNNER_IMAGE="ubuntu:${UBUNTU_VERSION}"