Update snakeyaml to 2.2 (#389)

Co-authored-by: Jeff May <jeff.n.may@gmail.com>

Author: scala-steward

build.sbt

@@ -11,7 +11,7 @@ val Versions = new {
   val scalaCheck = "1.17.0"
   val scalaTest = "3.2.17"
   val scalaTestPlus = "3.2.14.0"
-  val snakeYaml = "2.0"
+  val snakeYaml = "2.2"
   val snakeYamlEngine = "2.6"
   val previousCirceYamls = Set("0.14.0", "0.14.1", "0.14.2")