Failed: Http2PersistentClientTlsSpec - when the first connection fails to materialize

[octonato]

https://github.com/akka/akka-http/actions/runs/5217612712/jobs/9417621519#step:7:2149

[info]   - should when the first connection fails to materialize *** FAILED *** (3 seconds, 42 milliseconds)
[info]     java.lang.AssertionError: assertion failed: timeout (3 seconds) during expectMsgClass waiting for class akka.http.impl.engine.http2.Http2PersistentClientSpec$ServerRequest
[info]     at scala.Predef$.assert(Predef.scala:279)
[info]     at akka.testkit.TestKitBase.expectMsgClass_internal(TestKit.scala:571)
[info]     at akka.testkit.TestKitBase.expectMsgType(TestKit.scala:543)
[info]     at akka.testkit.TestKitBase.expectMsgType$(TestKit.scala:542)
[info]     at akka.testkit.TestKit.expectMsgType(TestKit.scala:956)
[info]     at akka.http.impl.engine.http2.Http2PersistentClientSpec$TestSetup$server$.expectRequest(Http2PersistentClientSpec.scala:397)
[info]     at akka.http.impl.engine.http2.Http2PersistentClientSpec$$anon$4.<init>(Http2PersistentClientSpec.scala:234)
[info]     at akka.http.impl.engine.http2.Http2PersistentClientSpec.$anonfun$new$8(Http2PersistentClientSpec.scala:211)
[info]     at akka.http.impl.engine.http2.Http2PersistentClientSpec$InWithStoppedStages.$anonfun$inAssertAllStagesStopped$2(Http2PersistentClientSpec.scala:451)
[info]     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.scala:18)
[info]     at akka.stream.testkit.scaladsl.StreamTestKit$.assertAllStagesStopped(StreamTestKit.scala:32)
[info]     at akka.http.impl.engine.http2.Http2PersistentClientSpec$InWithStoppedStages.$anonfun$inAssertAllStagesStopped$1(Http2PersistentClientSpec.scala:450)
[info]     at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.scala:18)
[info]     at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85)
[info]     at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83)
[info]     at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
[info]     at org.scalatest.Transformer.apply(Transformer.scala:22)