Updates for compliance with Graphiti changes

Author: NeedleInAJayStack

Package.resolved

@@ -8,7 +8,8 @@ let package = Package(
     ],
     dependencies: [
         .package(url: "https://github.com/GraphQLSwift/GraphQL.git", .upToNextMajor(from: "2.0.0")),
-        .package(url: "https://github.com/GraphQLSwift/Graphiti.git", .upToNextMajor(from: "0.22.0")),
+        // TODO: Mainline after this PR is merged: https://github.com/GraphQLSwift/Graphiti/pull/69
+        .package(url: "https://github.com/NeedleInAJayStack/Graphiti.git", .branch("fix/ScalarInput")),
         .package(url: "https://github.com/ReactiveX/RxSwift.git", .upToNextMajor(from: "6.1.0"))
     ],
     targets: [

Package.swift

@@ -5,7 +5,7 @@ import NIO
 import RxSwift
 @testable import GraphQLRxSwift
 
-let pubsub = PublishSubject<Any>()
+let pubsub = PublishSubject<User>()
 
 struct ID : Codable {
     let id: String
@@ -100,7 +100,7 @@ struct HelloResolver {
         User(arguments.user)
     }
 
-    func subscribeUser(context: HelloContext, arguments: NoArguments) -> EventStream<Any> {
+    func subscribeUser(context: HelloContext, arguments: NoArguments) -> EventStream<User> {
         pubsub.toEventStream()
     }
 }