http-netty: NoSuchMethodError

[xerial]

Need to handle when invalid path is set (probably due to stale class files):

2023-09-08 12:40:34.596-0700  warn [NettyRequestHandler]
java.lang.NoSuchMethodError: 'scala.collection.immutable.Seq    
       --
	at wvlet.airframe.surface.ClassMethodSurface.call$$anonfun$1(Surfaces.scala:385)
	at scala.Option.map(Option.scala:242)
	at wvlet.airframe.surface.ClassMethodSurface.call(Surfaces.scala:385)
	at wvlet.airframe.http.router.ControllerRoute.call(Route.scala:132)
	at wvlet.airframe.http.router.HttpEndpointExecutionContext.apply(HttpEndpointExecutionContext.scala:44)
	at wvlet.airframe.http.HttpContext$SafeHttpContext.apply$$anonfun$3(HttpContext.scala:94)
	at wvlet.airframe.http.HttpBackend.rescue(HttpBackend.scala:42)
	at wvlet.airframe.http.HttpBackend.rescue$(HttpBackend.scala:24)
	at wvlet.airframe.http.netty.NettyBackend$.rescue(NettyBackend.scala:24)