Cherry-pick from 4.2.3 (#2628)

* Fix: logs data disapearing causing crashes (#2566)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Refactor helm-chart.api and improve kube validation and error handling (#2265)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix: HPA's not sortable by age (#2565)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Conditionally render status icon for kube meta (#2298)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix custom resource loading spinner appears above extensions' cluster menus (#2344)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Lens should point to the release docs (#2268)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Refactor the Extensions settings page (#2221)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* try and get jest to not core dump

Signed-off-by: Sebastian Malton <sebastian@malton.name>

src/renderer/components/+config-autoscalers/hpa.tsx

@@ -47,7 +47,8 @@ export class HorizontalPodAutoscalers extends React.Component<Props> {
           [columnId.namespace]: (item: HorizontalPodAutoscaler) => item.getNs(),
           [columnId.minPods]: (item: HorizontalPodAutoscaler) => item.getMinPods(),
           [columnId.maxPods]: (item: HorizontalPodAutoscaler) => item.getMaxPods(),
-          [columnId.replicas]: (item: HorizontalPodAutoscaler) => item.getReplicas()
+          [columnId.replicas]: (item: HorizontalPodAutoscaler) => item.getReplicas(),
+          [columnId.age]: (item: HorizontalPodAutoscaler) => item.getTimeDiffFromNow(),
         }}
         searchFilters={[
           (item: HorizontalPodAutoscaler) => item.getSearchFields()