Merge pull request #1129 from mkurz/jackson-module-scala

Explicitly set jackson-module-scala version

Author: mkurz

project/Dependencies.scala

@@ -59,7 +59,11 @@ object Dependencies {
     // Since these deps are only used in tests it does not matter anyway.
     "org.apache.pekko" %% "pekko-actor-typed"           % pekkoVersion,
     "org.apache.pekko" %% "pekko-serialization-jackson" % pekkoVersion,
-    "org.apache.pekko" %% "pekko-slf4j"                 % pekkoVersion
+    // play-json pulls in newer jackson version than pekkoVersion ships, need to override to avoid exceptions:
+    // https://github.com/apache/pekko/blob/v1.2.1/project/Dependencies.scala#L110-L111
+    ("com.fasterxml.jackson.module" %% "jackson-module-scala" % "2.20.0")
+      .excludeAll(ExclusionRule(organization = "org.scala-lang")),
+    "org.apache.pekko" %% "pekko-slf4j" % pekkoVersion
   ).map(_ % Test)
 
   val reactiveStreams = Seq("org.reactivestreams" % "reactive-streams" % "1.0.4")