devtool: update container image to v22
# Development container image (name:tag)
# This should be updated whenever we upgrade the development container.
# (Yet another step on our way to reproducible builds.)
-DEVCTR_IMAGE="fcuvm/dev:v21"
+DEVCTR_IMAGE="fcuvm/dev:v22"
# Naming things is hard
MY_NAME="Firecracker $(basename "$0")"
