RANGER-2001:Similar to RANGER-1469, we should check whether the user or group has existed before the installer create a new user or group when user install usersync
RANGER-2001:Similar to RANGER-1469, we should check whether the user or group has existed before the installer create a new user or group when user install usersync

Signed-off-by: zhangqiang2 <59d8f092337ab57e0fbbd1ec7478e9c4fee7874e@zte.com.cn>

gzsombor/ranger,gzsombor/ranger,gzsombor/ranger,gzsombor/ranger,gzsombor/ranger,gzsombor/ranger