Update pekko-slf4j, pekko-stream, ... to 1.1.4

Author: scala-steward

project/Dependencies.scala

@@ -8,7 +8,7 @@ object Dependencies {
     val DropwizardV5          = "5.0.0"
     val Enumeratum            = "1.7.5"
     val Logback               = "1.5.17"
-    val Pekko                 = "1.1.3"
+    val Pekko                 = "1.1.4"
     val PekkoHttp             = "1.1.0"
     val Prometheus            = "1.3.6"
     val ScalaCollectionCompat = "2.13.0"