ci: switch dev-server test to oauth2

[mshima]

---

Please make sure the below checklist is followed for Pull Requests.

• [ ] All continuous integration tests are green
• [ ] Tests are added where necessary
• [ ] The JDL part is updated if necessary
• [ ] jhipster-online is updated if necessary
• [ ] Documentation is added/updated where necessary
• [ ] Coding Rules & Commit Guidelines as per our CONTRIBUTING.md document are followed

When you are still working on the PR, consider converting it to Draft (below reviewers) and adding skip-ci label, you can still see CI build result at your branch.

[DanielFran]

:bar_chart: SonarQube Analysis for ng-default

Metric	Value
Total Violations	13
New Vulnerabilities	0
New Bugs	0
New Code smells	0
Coverage on New Code	N/A%
Duplication on New Code	N/A%

[mraible]

@mshima Do the failed builds indicate an issue?

[mshima]

Yes it’s an issue. But I need to check the generated application.