Merge pull request #1892 from tnull/2022-12-spendableoutputdescriptor-doccs
authorMatt Corallo <649246+TheBlueMatt@users.noreply.github.com>
Mon, 12 Dec 2022 22:45:00 +0000 (22:45 +0000)
committerGitHub <noreply@github.com>
Mon, 12 Dec 2022 22:45:00 +0000 (22:45 +0000)
Clean up docs in `keysinterface.rs`


Trivial merge