Fix GitLab trial project template incorrect menu item

What does this MR do?

Learn GitLab template project with incorrect onboarding instructions

Related to #323246 (closed)

Manual Testing

1. Enable the trial onboarding experiment Feature.enable_percentage_of_time(:trial_onboarding_issues_experiment_percentage, 100)
2. Start here http://localhost:3000/-/trial_registrations/new?glm_source=about.gitlab.com&glm_content=free-trial
3. You must complete all the trial steps, with a working CustomersDot local installation. Finally when you arrive at "Learn GitLab - Ultimate trial" board, you should see that the "Set up your profile and set your status" is fixed.

Onboarding	Fix

Project template creation

1. Put the the make.sh file and project.json next to each other in a folder.
2. Use /make.sh A9 git@gitlab.com:kcomoli/learn-gitlab.git to create version A9.
3. Copy the generated A9/learn_gitlab.tar.gz under /vendor/project_templates, overriding the existing learn_gitlab.tar.gz

make.sh

project.json

Does this MR meet the acceptance criteria?

Conformity

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Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers
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Security

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