
Returns packages that need to be archived (have multiple versions)
process_unarchived_pkgs.RdReturns packages that need to be archived (have multiple versions)
Usage
process_unarchived_pkgs(
  codename,
  arch,
  s3_endpoint = "https://hel1.your-objectstorage.com",
  s3_region = "hel1",
  s3_bucket = "devxy-r-package-binaries-hel1",
  s3_access_key_id = Sys.getenv("HETZNER_S3_ACCESS_KEY_K3S"),
  s3_secret_access_key = Sys.getenv("HETZNER_S3_SECRET_KEY_K3S"),
  workers = 1L
)