fix: Vendor check

[ianlewis]

Description:

Fix vendoring checks.

Related Issues:

N/A

Checklist:

• Review the CONTRIBUTING.md documentation.
• Add a reference to a related issue in the repository.
• Add a description of the changes proposed in the pull request.
• Add unit tests if applicable.
• Update documentation if applicable.
• Add a note in the CHANGELOG.md if applicable.
• Sign the Google CLA.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.81%. Comparing base (a7f3626) to head (e9c32d3).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1503      +/-   ##
==========================================
+ Coverage   78.69%   78.81%   +0.11%     
==========================================
  Files          15       15              
  Lines         892      892              
==========================================
+ Hits          702      703       +1     
+ Misses        139      138       -1     
  Partials       51       51              

Files	Coverage Δ
internal/walker/walker.go	60.36% <100.00%> (ø)

... and 1 file with indirect coverage changes