fix multisig output

[fedekunze]

Fixes: #4338

• Targeted PR against correct branch (see CONTRIBUTING.md)

• Linked to github-issue with discussion and accepted design OR link to spec that describes this work.

• Wrote tests

• Updated relevant documentation (docs/)

• Added a relevant changelog entry: clog add [section] [-t <tag>] [-m <msg>]

• Re-reviewed Files changed in the github PR explorer

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For Admin Use:

• Added appropriate labels to PR (ex. wip, ready-for-review, docs)
• Reviewers Assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[fedekunze]

cc: @alexanderbez @jackzampolin maybe we can 🍒 -pick this for 0.36-rc2

[codecov]

Codecov Report

Merging #4790 into master will increase coverage by 0.26%.
The diff coverage is 84.61%.

@@            Coverage Diff             @@
##           master    #4790      +/-   ##
==========================================
+ Coverage   50.46%   50.72%   +0.26%     
==========================================
  Files         288      288              
  Lines       18571    18563       -8     
==========================================
+ Hits         9371     9416      +45     
+ Misses       8511     8455      -56     
- Partials      689      692       +3

[alexanderbez]

ACK -- one minor nitpick

[alexanderbez]

ACK