Change in vdsm[master]: periodic: use name for the work sent to executor

Francesco Romani has posted comments on this change.

Change subject: periodic: use name for the work sent to executor
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Patch Set 5: Verified+1

verified together: 48191, 48193, 48192, 48333
verified with 48332 using steps provided in https://bugzilla.redhat.com/show_bug.cgi?id=1250839#c7