attrs.converters.default_if_none makes field Any

[shobhitmehro]

Describe the Bug

@attrs.define
class ConvCDefaultIfNone:
    x: int = attrs.field(converter=attrs.converters.default_if_none(42))


ConvCDefaultIfNone(1)
ConvCDefaultIfNone(None)
ConvCDefaultIfNone({})  # Should error