Update .gitlab-ci.yml

1 job for gh-pages in 11 seconds
Name Stage Failure
GhPagesJob Test There is an unknown failure, please try again

git config --global user.email "you@example.com"
git config --global user.name "Your Name"

to set your account's default identity.
Omit --global to set the identity only in this repository.

fatal: unable to auto-detect email address (got 'root@runner-252cdc49-project-17659-concurrent-0.(none)')
ERROR: Job failed: exit code 1