Fix Layout/SpaceInsideParens in controller specs

What does this MR do and why?

This MR fixes the Layout/SpaceInsideParens offenses in controller specs

Screenshots or screen recordings

N/A

How to set up and validate locally

1. Run the following command

bundle exec rubocop --auto-correct --only Layout/SpaceInsideParens spec/controllers ee/spec/controllers

There should be zero offenses

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.

Related to #239356