Allow callable references in sqlite-utils convert, closes #686#690

simonw merged 1 commit intomainsimonw/sqlite-utils:mainfrom

claude/custom-json-serialization-01BDiG528eJwG6jvpfKum6scsimonw/sqlite-utils:claude/custom-json-serialization-01BDiG528eJwG6jvpfKum6scCopy head branch name to clipboard