[OPENJDK-3052] parameterize builder image tag [jlink]#507

jmtd merged 2 commits intorh-openjdk:jlink-devrh-openjdk/redhat-openjdk-containers:jlink-devfrom

jmtd:OPENJKD-3052-jlink-builder-tag-templatejmtd/redhat-openjdk-containers:OPENJKD-3052-jlink-builder-tag-templateCopy head branch name to clipboard