fix: Modify system workspace rules control to show a web terminal on container of system-workspace

Created by: fuchunlan

Signed-off-by: lannyfu lannyfu@yunify.com

What type of PR is this? /kind bug

What this PR does / why we need it: The reason why a web terminal can't be displayed on the system-workspace is because the projects are only allowed to edit and view , so I did this change

Which issue(s) this PR fixes:

Fixes ##1915 (closed)

Special notes for reviewers:

Additional documentation, usage docs, etc.: