Add missing manifest import

[maciektr]

Add missing imports - stop relying on access to transient dep.

PR Checklist

• Tests
• Documentation
• Added entry to CHANGELOG.md
• Tried the feature on a public network

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.87%. Comparing base (342cea2) to head (9c799d1).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1169   +/-   ##
=======================================
  Coverage   88.87%   88.87%           
=======================================
  Files          57       57           
  Lines        1375     1375           
=======================================
  Hits         1222     1222           
  Misses        153      153           

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[andrew-fleming]

Thanks @maciektr!