remove serviceclass default setting from slice.save
remove serviceclass default setting from slice.save

opencord/xos,zdw/xos,opencord/xos,open-cloud/xos,opencord/xos,cboling/xos,cboling/xos,open-cloud/xos,zdw/xos,zdw/xos,zdw/xos,cboling/xos,cboling/xos,cboling/xos,open-cloud/xos