Hashable extension to Weak property wrapper

Weak+Hashable.swift

extension Weak: Hashable {
    public static func == (lhs: Weak<Wrapped>, rhs: Weak<Wrapped>) -> Bool {
        lhs.hashValue == rhs.hashValue
    }

    public func hash(into hasher: inout Hasher) {
        hasher.combine(unsafeBitCast(value, to: Int.self))
    }
}