E2E test - Test that Jira issues can be created from a vulnerability

As per gitlab-org&4677 (comment 447269648) - new functionality to create jira tickets from a vulnerability.

The Jira integration spec https://gitlab.com/gitlab-org/gitlab/-/tree/master/qa/qa/specs/features/browser_ui/3_create/jira might be used with tests added, or possibly preferred to add a new secure test leveraging the existing Jira test frameworks.

Steps

1. Log into GitLab
2. Create project, follow workflow to enable creating jira tickets from vulnerabilities
3. Populate a project with vulnerabilities
4. Verify that a jira ticket is attempted to be created with relevant detail from the vulnerability