Multiple snippet failures on clicking "Save changes" - only in praefect jobs
### Full description
Happens in different snippet tests when attempting to save changes to a snippet. Only ~"found:master" and ~"found:staging-orchestrated" and only in `praefect` jobs.
### File path
./qa/specs/features/browser_ui/3_create/snippet/delete_file_from_snippet_spec.rb
./qa/specs/features/browser_ui/3_create/snippet/add_file_to_snippet_spec.rb
./qa/specs/features/browser_ui/3_create/snippet/clone_push_pull_project_snippet_spec.rb
./qa/specs/features/browser_ui/3_create/snippet/clone_push_pull_personal_snippet_spec.rb
### Stack trace
```
Failure/Error: snippet.save_changes
QA::Page::Validatable::PageValidationError:
snippet_title_content did not appear on QA::Page::Dashboard::Snippet::Show as expected
```
### Screenshot

First happened in https://gitlab.com/gitlab-org/gitlab-qa-mirror/-/jobs/963406435.
Also happened in https://gitlab.com/gitlab-org/gitlab-qa-mirror/-/jobs/963406432.
Also happened in https://gitlab.com/gitlab-org/gitlab-qa-mirror/-/jobs/963799274.
Also happened in https://gitlab.com/gitlab-org/gitlab-qa-mirror/-/jobs/971329326.
Also happened in https://gitlab.com/gitlab-org/gitlab-qa-mirror/-/jobs/963092507.
issue