gitlab-ci.yml: Prettify/formatting

.gitlab-ci.yml

+---
+
 image:
   name: gcr.io/kaniko-project/executor:debug
   entrypoint: [""]
@@ -8,12 +10,21 @@ stages:
   - second
 
 before_script:
-  - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
+  - >
+    echo
+    "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}"
+    > /kaniko/.docker/config.json
 
 .build:
   tags:
   script:
-    - /kaniko/executor --context $CI_PROJECT_DIR/$IMAGE_NAME --dockerfile $IMAGE_NAME/Dockerfile --build-arg DEBIAN_RELEASE=$DEBIAN_RELEASE --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$DEBIAN_RELEASE-$CI_COMMIT_SHA --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$DEBIAN_RELEASE
+    - >
+      /kaniko/executor
+      --context $CI_PROJECT_DIR/$IMAGE_NAME
+      --dockerfile $IMAGE_NAME/Dockerfile
+      --build-arg DEBIAN_RELEASE=$DEBIAN_RELEASE
+      --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$DEBIAN_RELEASE-$CI_COMMIT_SHA
+      --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$DEBIAN_RELEASE
 
 .build-buster:
   extends: .build