`binaries` not overwritten in a `version` block

[jvmakine]

I would expect this to work

binaries = ["a", "b"]

version "0.0.7" "0.0.8" "0.0.10" "0.0.11" "0.0.15" "0.0.27" {
  binaries = ["a"]
}
version "0.0.30" {}

But that fails for missing binary b for the earlier versions