prep 2.18.9

Author: pjfanning

build.sbt

@@ -21,10 +21,10 @@ ThisBuild / publishTo := {
   else localStaging.value
 }
 
-resolvers += Resolver.sonatypeCentralSnapshots
+// resolvers += Resolver.sonatypeCentralSnapshots
 
 ThisBuild / version := "2.18.9-SNAPSHOT"
-val jacksonCoreVersion = "2.18.9-SNAPSHOT"
+val jacksonCoreVersion = "2.18.9"
 val jacksonNonCoreVersion = jacksonCoreVersion
 
 autoAPIMappings := true