Topic Subscription DLQ re-processing

[Marty-Me]

Please allow the re-processing of DLQ-ed topic-subscription messages to only re-process for a specific subscription.

Rationale:
Dead Lettered Messages in a Topic Subscription DLQ can only be re-sent to the Topic itself, re-delivering the messages to all Subscriptions.

Since the other subscriptions might've already processed the message during previous attempts, any re-processing will be a waste of resources.

[EldertGrootenboer]

Thank you for your feedback. We are doing active development on this feature already, however we don't expect any major updates in the next couple of months. We will keep you updated when we do have anything major to share, and we encourage you to keep showing your support by voting on this feature and providing us insights into you scenarios.