fix(ci): don't deploy webpages from forks
Created by: c-dilks
Deployment attempts have been happening (and failing) from PRs from forks, when the head branch is development, e.g., #264. This PR prevents this.
Documentation for code.jlab.org, GitLab, CI/CD, Pages, etc is available: https://pages.jlab.org/scicomp/software/code-gitlab-docs/
Created by: c-dilks
Deployment attempts have been happening (and failing) from PRs from forks, when the head branch is development, e.g., #264. This PR prevents this.