Fix the sign failure (apache#1926)

Author: flyrain

runtime/distribution/build.gradle.kts

@@ -18,6 +18,7 @@
  */
 
 import publishing.GenerateDigest
+import publishing.PublishingHelperPlugin
 
 plugins {
     id("distribution")
@@ -26,6 +27,8 @@ plugins {
 
 description = "Apache Polaris Binary Distribution"
 
+apply<PublishingHelperPlugin>()
+
 val adminProject = project(":polaris-admin")
 val serverProject = project(":polaris-server")