cgroup: Test that it's possible to set memory protection to 0 again
    
    The previous commit fixes this up, and this should prevent it
    regressing.
    
    (cherry picked from commit 465ace74d9820824968ab5e82c81e42c2f1894b0)
    
    Related: #1763435
    
    patch_name: 0412-cgroup-Test-that-it-s-possible-to-set-memory-protect.patch
    present_in_specfile: true
    location_in_specfile: 412
    squash_commits: true