Change Details

``` Don't allow Base58 decoding of non-Base58 strings. Add Base58 tests. ``` Backport of core PR17721. Depends on D8153.

``` Don't allow Base58 decoding of non-Base58 strings. Add Base58 tests. ``` Backport of core [[https://github.com/bitcoin/bitcoin/pull/17721 | PR17721]]. Depends on D8153.

``` Don't allow Base58 decoding of non-Base58 strings. Add Base58 tests. ``` Backport of core [[https://github.com/bitcoin/bitcoin/pull/17721 | PR17721]]. Depends on D8153.