[Windows] fix service handle leak in start service (#1990)
[Windows] fix service handle leak in start service (#1990)

Signed-off-by: Wilfried Goesgens <2915340578f4e7f47d9936fe10bf5c72217d36a6@arangodb.com>
0-wiz-0/psutil,giampaolo/psutil,giampaolo/psutil,0-wiz-0/psutil