Change Details

``` This cuts the time it takes to merge inputs by half ``` Backport of core PR18509. Depends on D8271.

``` This cuts the time it takes to merge inputs by half ``` Backport of core [[ https://github.com/bitcoin/bitcoin/pull/18509 | PR18509 ]]. Depends on D8271.

``` This cuts the time it takes to merge inputs by half ``` Backport of core [[ https://github.com/bitcoin/bitcoin/pull/18509 | PR18509 ]]. Depends on D8271.