Flux v2.8.1

Changes

• ~Kustomize-controller v1.8.1changed
• ~Notification-controller v1.8.1changed
• ~Helm-controller v1.5.1changed
• ~[release/v2.8.x] Remove no longer needed workaround for Flux 2.8changed
• ~Update fluxcd/pkg dependencieschanged
• ~[release/v2.8.x] Update toolkit componentschanged
• +Fix Git commit status events being dropped for Kustomizations (notification-controller)added
• +Fix health check for StatefulSets when the Pods are Pending/Unschedulable during rollout (helm-controller, kustomize-controller)added