Retry the review-{deploy,qa} jobs twice, and allow them to fail

EE MR: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/8677

What does this MR do?

• 573e3a54 Add an 'How-To' section to the Review Apps doc
• 423ab085 Ensure the default ApplicationSetting record is created first
• 1b87b2b9 [QA] Better retrieve job ID for a retried job
• 52a76203 Retry the review-{deploy,qa} jobs twice

What are the relevant issue numbers?

Closes #54717 (closed), #54610 (closed).

Does this MR meet the acceptance criteria?

• [-] Changelog entry added, if necessary
• [-] Documentation created/updated
• [-] Tests added for this feature/bug
• Conforms to the code review guidelines
• Conforms to the merge request performance guidelines
• Conforms to the style guides
• Conforms to the database guides
• [-] Link to e2e tests MR added if this MR has Requires e2e tests label. See the Test Planning Process.
• [-] Security reports checked/validated by reviewer