Change Details

``` In preparation for introducing the pimpl pattern to addrman, move all function bodies out of the header file. ``` Partial backport of core#22950: https://github.com/bitcoin/bitcoin/pull/22950/commits/5faa7dd6d871eac1a0ec5c4a93f2ad7577781a56 Depends on D12326.

``` In preparation for introducing the pimpl pattern to addrman, move all function bodies out of the header file. ``` Partial backport of [[https://github.com/bitcoin/bitcoin/pull/22950 | core#22950]]: https://github.com/bitcoin/bitcoin/pull/22950/commits/5faa7dd6d871eac1a0ec5c4a93f2ad7577781a56 Depends on D12326.

``` In preparation for introducing the pimpl pattern to addrman, move all function bodies out of the header file. ``` Partial backport of [[https://github.com/bitcoin/bitcoin/pull/22950 | core#22950:]]: https://github.com/bitcoin/bitcoin/pull/22950/commits/5faa7dd6d871eac1a0ec5c4a93f2ad7577781a56 Depends on D12326.