Merge pull request #431 from http4s/update/series/0.24/http4s-server-0.23.31

Author: rossabaker

build.sbt

@@ -23,7 +23,7 @@ lazy val root = tlCrossRootProject.aggregate(servlet, examples)
 
 val asyncHttpClientVersion = "2.12.4"
 val jettyVersion = "12.0.24"
-val http4sVersion = "0.23.30"
+val http4sVersion = "0.23.31"
 val munitCatsEffectVersion = "2.1.0"
 val servletApiVersion = "4.0.4"
 val undertowVersion = "2.2.37.Final"