fix(apple): Actually enable/disable internet resource (#9123)

This fixes a bug recently introduced where the actual call to connlib to
enable/disable the internet resource was removed.

swift/apple/FirezoneNetworkExtension/PacketTunnelProvider.swift

@@ -184,6 +184,7 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
       case .setInternetResourceEnabled(let enabled):
         configuration.internetResourceEnabled = enabled
         ConfigurationManager.shared.setInternetResourceEnabled(enabled)
+        adapter?.setInternetResourceEnabled(enabled)
         completionHandler?(nil)
 
       case .signOut: