Fix bug where su cannot edit general user password

What does this MR do and why?

There is currently a perms check bug that does not account for super user privileges when changing passwords. This MR will fix that logical check.

MR acceptance checklist

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

• Have you checked this doesn't interfere/conflict/duplicate someone elses work?
• Have you fully tested your changes?
• Have you resolved any lint issues?
• Have you assigned a reviewer?
• Have you applied correct labels?