revert .gitlab-ci.yml

.gitlab-ci.yml

+# recipe for building singularity image and deploy it on the registery for bwa version 0.7.17
+image:
+   name: quay.io/singularity/singularity:v3.4.0
+   entrypoint: [""]
+
 stages:
  - build
  - deploy
- - test
-  
+
 # Build Singularity container bwa_v0.7.17.sif
 singularity-image:
-   # recipe for building singularity image and deploy it on the registery for bwa version 0.7.17
-   image: quay.io/singularity/singularity:v3.4.0
    stage: build
    script:
        - singularity build template.sif Singularityfile
@@ -21,7 +23,6 @@ singularity-image:
 
 # Push the image template.sif on the registry
 deploy:
-   image: quay.io/singularity/singularity:v3.4.0
    stage: deploy
    script:
        - singularity push --docker-username "${CI_REGISTRY_USER}" --docker-password "${CI_REGISTRY_PASSWORD}" template.sif oras://"$CI_REGISTRY_IMAGE"/"$CI_PROJECT_NAME":"$CI_COMMIT_TAG"