Fix typo in Swagger API docs

[johankok]

Comprehensive Summary of your change

Fix typo in the Swagger API docs.

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[chlins]

lgtm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.28%. Comparing base (c8c11b4) to head (9aee44f).
Report is 258 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main   #20841       +/-   ##
===========================================
+ Coverage   45.36%   66.28%   +20.91%     
===========================================
  Files         244     1045      +801     
  Lines       13333   114079   +100746     
  Branches     2719     2845      +126     
===========================================
+ Hits         6049    75612    +69563     
- Misses       6983    34348    +27365     
- Partials      301     4119     +3818     

Flag	Coverage Δ
unittests	66.28% <ø> (+20.91%)	⬆️

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see 1286 files with indirect coverage changes

[wy65701436]

lgtm