R4R: Fix repeated cmds in CLI for staking (v.0.24.0 release)

[fedekunze]

Fixes #2021

• Linked to github-issue with discussion and accepted design OR link to spec that describes this work.
• Updated all relevant documentation (docs/)
• Updated all relevant code comments
• Wrote tests
• Added entries in PENDING.md that include links to the relevant issue or PR that most accurately describes the change.
• Updated cmd/gaia and examples/

---

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)

[codecov]

Codecov Report

Merging #2043 into release/v0.24.0 will not change coverage.
The diff coverage is n/a.

@@               Coverage Diff                @@
##           release/v0.24.0    #2043   +/-   ##
================================================
  Coverage            64.86%   64.86%           
================================================
  Files                  115      115           
  Lines                 6862     6862           
================================================
  Hits                  4451     4451           
  Misses                2127     2127           
  Partials               284      284

[cwgoes]

utACK, thanks @fedekunze