Remove files from integration feature

Package.swift

Sources/App/AppDelegate.swift

Sources/App/DependencyRegistrator.swift

Sources/App/PushRouter.swift

Sources/ChatFeature/ViewModels/GroupChatViewModel.swift

Sources/ChatFeature/ViewModels/SingleChatViewModel.swift

Sources/ChatListFeature/ViewModel/ChatListViewModel.swift

Sources/ContactFeature/ViewModels/ContactViewModel.swift

.../ContactListFeature/ViewModels/ContactListViewModel.swift

.../ContactListFeature/ViewModels/CreateGroupViewModel.swift

Sources/Defaults/KeyObject.swift

Sources/Integration/Callbacks.swift

Sources/Integration/Client.swift

Sources/Integration/Extensions.swift

Sources/Integration/Implementations/Bindings.swift

Sources/Integration/Implementations/GroupManager.swift

Sources/Integration/Implementations/TransferManager.swift

Sources/Integration/Implementations/UserDiscovery.swift

Sources/Integration/Interfaces/BindingsInterface.swift

Sources/Integration/Interfaces/GroupManagerInterface.swift