[Gradle Release plugin] [skip ci] Before tag commit 'v1.28.0'.

Author: zowe-robot

gradle.properties

@@ -17,7 +17,7 @@ artifactoryPublishingMavenRepo=https://zowe.jfrog.io/zowe/libs-release-local
 artifactoryPublishingMavenSnapshotRepo=https://zowe.jfrog.io/zowe/libs-snapshot-local
 
 # Artifacts version
-version=1.28.0-SNAPSHOT
+version=1.28.0
 
 defaultSpringBootVersion=2.0.2.RELEASE
 defaultSpringBootCloudVersion=2.0.0.RELEASE