-str Remove deprecated methods in GraphStage since 2.6.0

[He-Pin]

Remove deprecated methods in GraphStage since 2.6.0

[patriknw]

Wonder if this has been fully migrated everywhere in Akka libraries? We might want to keep this for some longer.

[He-Pin]

That's a problem.

[johanandren]

Only stream contrib among the repo mains as far as I can see, but still might be best to keep it around for some more time.

[Roiocam]

TimerScheduler and Scheduler have the same thing here, you may want to remove it too.

akka/akka-actor-typed/src/main/scala/akka/actor/typed/scaladsl/TimerScheduler.scala

Lines 213 to 220 in 85236f8

	/**
	* Deprecated API: See [[TimerScheduler#startTimerWithFixedDelay]] or [[TimerScheduler#startTimerAtFixedRate]].
	*/
	@deprecated(
	"Use startTimerWithFixedDelay or startTimerAtFixedRate instead. This has the same semantics as " +
	"startTimerAtFixedRate, but startTimerWithFixedDelay is often preferred.",
	since = "2.6.0")
	def startPeriodicTimer(key: Any, msg: T, interval: FiniteDuration): Unit

akka/akka-actor/src/main/scala/akka/actor/Scheduler.scala

Lines 354 to 362 in 85236f8

	/**
	* Deprecated API: See [[Scheduler#scheduleWithFixedDelay]] or [[Scheduler#scheduleAtFixedRate]].
	*/
	@deprecated(
	"Use scheduleWithFixedDelay or scheduleAtFixedRate instead. This has the same semantics as " +
	"scheduleAtFixedRate, but scheduleWithFixedDelay is often preferred.",
	since = "2.6.0")
	@nowarn("msg=deprecated")
	final def schedule(initialDelay: FiniteDuration, interval: FiniteDuration, receiver: ActorRef, message: Any)(