Support partitioned topics in the Reader interface

[yoniiny]

Is your feature request related to a problem? Please describe.
Working with large volumes of data requires partitioned topics. Ensuring exactly-once using idempotent operations requires using the Reader interface, but it doesn't support partitioned topics.

Describe the solution you'd like
The Reader interface should support partitioned topics

Describe alternatives you've considered
The issue #3643 would be a workaround that would allow this to work by creating and destroying Consumers. This is quite clunky though.

[315157973]

Please assign it to me

[sollecitom]

Any progress on this? It's a massive blocker for us.

[codelipenghui]

#7518 has fixed the issue, so close for now.
@sollecitom This feature has released in 2.7.0