Update caffeine to 3.2.2 (#761)

Co-authored-by: scala-steward-asf[bot] <147768647+scala-steward-asf[bot]@users.noreply.github.com>

Author: scala-steward-asf[bot]

project/Dependencies.scala

@@ -62,7 +62,7 @@ object Dependencies {
     // For pekko-http-testkit-java
     val junit = "junit" % "junit" % junitVersion
 
-    val caffeine = "com.github.ben-manes.caffeine" % "caffeine" % "2.9.3"
+    val caffeine = "com.github.ben-manes.caffeine" % "caffeine" % "3.2.2"
 
     val scalafix = "ch.epfl.scala" %% "scalafix-core" % Dependencies.scalafixVersion