test: make sure the strace process is indeed dead
    
    It may take a few moments for the strace process to properly terminate
    and write all logs to the backing storage
    
    (cherry picked from commit 56425e54a2140f47b4560b51c5db08aa2de199a6)
    
    Related: #1808940
    
    patch_name: 0336-test-make-sure-the-strace-process-is-indeed-dead.patch
    present_in_specfile: true
    location_in_specfile: 336
    squash_commits: true