fix: wrong $docker_image_digest if GitLab registry host has a port

templates/gitlab-ci-docker.yml

@@ -518,8 +518,8 @@ docker-kaniko-build:
     - run_build_kaniko "$DOCKER_SNAPSHOT_IMAGE" --digest-file .img-digest.txt --build-arg http_proxy="$http_proxy" --build-arg https_proxy="$https_proxy" --build-arg no_proxy="$no_proxy"
     # push docker_image in dotenv file
     - docker_digest=$(cat .img-digest.txt)
-    - docker_repository=${DOCKER_SNAPSHOT_IMAGE%%:*}
-    - docker_tag=${DOCKER_SNAPSHOT_IMAGE#*:}
+    - docker_repository=${DOCKER_SNAPSHOT_IMAGE%:*}
+    - docker_tag=${DOCKER_SNAPSHOT_IMAGE##*:}
     - echo "docker_image=$DOCKER_SNAPSHOT_IMAGE" > docker.env
     - echo "docker_image_digest=$docker_repository@$docker_digest" >> docker.env
     - echo "docker_repository=$docker_repository" >> docker.env