Make deploy key not show in User's keys list

What does this MR do?

Deploy keys shouldn't be shown in owners own ssh keys. Deploy keys permission in both cases work as expected but we just wouldn't want to display the key in the list.

Does this MR meet the acceptance criteria?

• Changelog entry added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #27480