Delete .gitlab-ci.yml

.gitlab-ci.yml

-stages: 
- - build
-
-build_job:
- stage: build
- script: 
-  - yum install epel-release
-  - yum install snapd
-  - systemctl enable --now snapd.socket
-  - ln -s /var/lib/snapd/snap /snap
-  - jsonnet -v
- tags:
-  - abs
\ No newline at end of file