Merge pull request #282 from scala-steward/update/http4s-server-0.21.6

Update http4s-blaze-client, ... to 0.21.6

Author: mergify[bot]

project/Dependencies.scala

@@ -45,7 +45,7 @@ object Dependencies {
     val datastaxJavaDriverCore = "4.7.2"
     val doobie = "0.9.0"
     val grpc = "1.30.2"
-    val http4s = "0.21.5"
+    val http4s = "0.21.6"
     val micrometerCore = "1.5.2"
     val micrometerJmx = "1.5.2"
     val micrometerStatsD = "1.5.2"