tests: Skip readonly/writeonly tests for root
The suse_tumbleweed_qt515 CI currently runs tests as the root user, which means these tests that requires removing write/read permissions on a file would not work properly.
/cc @nalvarez
The suse_tumbleweed_qt515 CI currently runs tests as the root user, which means these tests that requires removing write/read permissions on a file would not work properly.
/cc @nalvarez