Fix: proper sorting resources by age column (#2182)

* - fix: proper sorting for resource age column
- use Date.now() instead of new Date().getTime() (#2141 follow-up)

Signed-off-by: Roman <ixrock@gmail.com>

* fix: proper bar-chart tooltip callback

Signed-off-by: Roman <ixrock@gmail.com>

* fix: sorting in cronjobs, more Date.now() replacements

Signed-off-by: Roman <ixrock@gmail.com>

src/renderer/components/+network-services/services.tsx

@@ -40,7 +40,7 @@ export class Services extends React.Component<Props> {
           [columnId.ports]: (service: Service) => (service.spec.ports || []).map(({ port }) => port)[0],
           [columnId.clusterIp]: (service: Service) => service.getClusterIp(),
           [columnId.type]: (service: Service) => service.getType(),
-          [columnId.age]: (service: Service) => service.metadata.creationTimestamp,
+          [columnId.age]: (service: Service) => service.getTimeDiffFromNow(),
           [columnId.status]: (service: Service) => service.getStatus(),
         }}
         searchFilters={[