Remove useless 2500 limit on AddrMan queries

Summary:
https://github.com/bitcoin/bitcoin/pull/18991/commits/7cc0e8101f01891aa8be093a00d993bb7579c385
This is a backport of core#18991 [2/5]

Depends on D10053

Test Plan: ninja all check-all

Reviewers: #bitcoin_abc, majcosta

Reviewed By: #bitcoin_abc, majcosta

Differential Revision: https://reviews.bitcoinabc.org/D10054