Add product listener to post update available on date to following master variant

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Fixed tickets | #1651
| License       | MIT
| Doc PR        | -
This too should be in ProductBundle, there is no point for having code in that bundle and service registation in CoreBundle.