[dev/1.0.0]Should `ZBytes.__new__` be replaced with `ZBytes.serialize`?

[wyfo]

Describe the release item

@Mallets

[wyfo]

We agreed on:

• use a class method constructor serialize working the same way as the current constructor
• modify the constructor signature to only accept bytes (actually, I would like to use collection.abc.Buffer, but it requires Python3.12), making the intent clearer.