Update zio, zio-streams, zio-test, ... to 2.0.16 (#545)

Author: scala-steward

project/Versions.scala

@@ -1,4 +1,4 @@
 object Version {
-  val zio  = "2.0.15"
+  val zio  = "2.0.16"
   val grpc = "1.47.0"
 }