Organize EE admin runner feature test suite by role

What does this MR do and why?

This change uses the "ROLE_ACTION_spec.rb" format in the file names of the admin runner feature tests for EE features.

References

• https://docs.gitlab.com/ee/development/testing_guide/best_practices.html#system--feature-tests
• Review feature specs for runners (#366796 - closed)

MR acceptance checklist

Please evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #366796 (closed)

changed milestone to %17.7

added Category:Fleet Visibility Quality devopsverify frontend grouprunner maintenancerefactor sectionci typemaintenance labels

assigned to @mrincon

mentioned in issue #366796 (closed)

added pipelinetier-3 pipeline:run-e2e-omnibus-once labels

Reviewer roulette

Category	Reviewer	Maintainer
test for spec/features/*	@emmaspark (UTC+1, same timezone as author)	Maintainer review is optional for test for spec/features/*

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Generated by Danger

Generated by gitlab_quality-test_tooling.

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Slow tests detected in this merge request. These slow tests might be related to this merge request's changes.

Click to expand

Job	File	Name	Duration	Expected duration
#8517287474	ee/spec/features/admin/runners/admin_manages_runner_cost_factor_spec.rb#L56	Admin manages runner cost factor cost factor when Gitlab.com? when editing an instance runner behaves like shows populated cost factor shows cost factor fields	77.96 s	< 50.13 s

added rspec:slow test detected label

deleted the 366796-review-feature-specs-for-runners branch. This merge request now targets the master branch

@splattael care to review this refactor? Thanks!

requested review from @splattael

requested review from @emmaspark

approved this merge request

added pipeline:mr-approved label

added backend label

resolved all threads

enabled automatic add to merge train when checks pass

approved this merge request

started a merge train

merged

mentioned in commit dfd1928b

added workflowstaging-canary label

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