fix(sdk): rust compile issue with required enum

[aeneasr]

Related issue(s)

Checklist

• I have read the contributing guidelines.
• I have referenced an issue containing the design document if my change introduces a new feature.
• I am following the contributing code guidelines.
• I have read the security policy.
• I confirm that this pull request does not address a security vulnerability.
  If this pull request addresses a security. vulnerability,
  I confirm that I got green light (please contact [email protected]) from the maintainers to push the changes.
• I have added tests that prove my fix is effective or that my feature works.
• I have added or changed the documentation.

Further Comments

[codecov]

Codecov Report

Merging #2619 (d0a240c) into master (aaabe75) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2619      +/-   ##
==========================================
- Coverage   75.29%   75.28%   -0.02%     
==========================================
  Files         295      295              
  Lines       16627    16627              
==========================================
- Hits        12519    12517       -2     
- Misses       3156     3157       +1     
- Partials      952      953       +1     

Impacted Files	Coverage Δ
ui/node/attributes.go	60.86% <ø> (ø)
persistence/sql/persister_courier.go	86.76% <0.00%> (-2.95%)	⬇️

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