Merge pull request #507 from jmtd/OPENJKD-3052-jlink-builder-tag-template

[OPENJDK-3052] parameterize builder image tag [jlink]

Author: jmtd

templates/jlink/jlinked-app.yaml

@@ -12,6 +12,9 @@ parameters:
   name: JDK_VERSION
   value: "11"
   required: true
+- description: OpenJDK builder image version tag
+  name: BUILDER_IMAGE_TAG
+  value: "latest"
 - description: A name for the application used to ensure created resources are uniquely named
   name: APPNAME
   required: true
@@ -71,7 +74,7 @@ objects:
       dockerStrategy:
         from: 
           kind: ImageStreamTag
-          name: ubi9-openjdk-${JDK_VERSION}:1.18  # Refer README.md to create this ImageStream
+          name: ubi9-openjdk-${JDK_VERSION}:${BUILDER_IMAGE_TAG}  # Refer README.md to create this ImageStream
     output:
       to:
         kind: ImageStreamTag
@@ -82,7 +85,7 @@ objects:
         imageChange:
           from:
             kind: ImageStreamTag
-            name: ubi9-openjdk-${JDK_VERSION}:1.18  # UBI9 OpenJDK ImageStreams with `jlink-dev` support
+            name: ubi9-openjdk-${JDK_VERSION}:${BUILDER_IMAGE_TAG}
 ##############################################################################
 # stage-2: Output ImageStream
 - apiVersion: image.openshift.io/v1