Update .gitlab-ci.yml

3 jobs for master in 0 seconds (queued for 1 second)
Status Job ID Name Coverage
  Publish
failed #21596
publish

00:00:00

failed #21594
publish

00:00:00

 
  Deploy
skipped #21595
deployment
deploy
 
Name Stage Failure
failed
publish Publish
Reinitialized existing Git repository in /home/gitlab-runner/builds/aSCqEFpA/0/priyaranjan.dr/my_first_pipeline/.git/
Checking out f99cb512 as master...
Skipping Git submodules setup
Executing "step_script" stage of the job script
$ docker build -t $TAG_COMMIT -t $TAG_LATEST .
invalid argument "/master:f99cb512" for "-t, --tag" flag: invalid reference format
See 'docker build --help'.
Cleaning up file based variables
ERROR: Job failed: exit status 1