Xcode warnings in Binding+withDelaysIfUnsupported.swift

[Ingo Paulsen]

Describe the bug
I have received the following warning in Xcode for NavigationBackport package:

Binding+withDelaysIfUnsupported.swift:

• Capture of 'self' with non-sendable type 'Binding<Array>' in a @Sendable closure
• Capture of 'self' with non-sendable type 'Binding' in a @Sendable closure

Environment (please complete the following information):

• Xcode version: Xcode 15.0
• NavigationBackport Version: v0.9.0
• Device: iPhone7
• Simulator: iPhone15
• OS: iOS 15+

[John Patrick Morgan]

Thanks @ingopaulsen - I've added some missing @MainActor annotations in v0.9.1, which should resolve this issue.