Dependency condition `service_healthy` is not directly supported

Example used by podman-compose:

services:
app:
depends_on:
postgres:
condition: service_healthy

Run:

podlet compose compose.yml

Error:
0: error converting compose file
1: error converting compose file into Quadlet files
2: error adding dependency on `postgres` to service `app`
3: dependency condition `service_healthy` is not directly supported

Location:
src/cli/unit.rs:156