Create feature tests for policies list

What does this MR do and why?

Create feature tests for policies list

• test appearance of policies in policy list for project and group level

Screenshots or screen recordings

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Before	After

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

bin/rspec ee/spec/features/projects/security/policies_list_spec.rb

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Relates to gitlab-org/quality/quality-engineering/team-tasks#2226 (closed)

Relates to gitlab-org/quality/quality-engineering/team-tasks#2231 (closed)

Relates to gitlab-org/quality/quality-engineering/team-tasks#2227 (closed)

Relates to gitlab-org/quality/quality-engineering/team-tasks#2225 (closed)