Non-Blocking Retries: Consider Making it Easier to Route to Different DLTs by Exception Type

[garyrussell]

Currently requires some tricky code to capture the DLT properties; see https://stackoverflow.com/questions/77058404/custom-deadletterpublishingrecoverer-is-not-used-when-errors-occurs-during-valid/77060340#77060340

Typically deserialization exceptions could go to a different DLT than business exceptions.

[breader124]

Hi, I'd like to start working on it if possible

[garyrussell]

Sure, please go ahead.

[breader124]

I've just opened the PR with changes aimed to introduce the described feature: #2929