ci(renovate): update indirect deps only for hugo

[michaeladler]

Description

Updating indirect dependencies in the main go.mod does not make sense as they are not being used and are reverted by running go mod tidy.

Issues Addressed

List and link all the issues addressed by this PR.

Change Type

Please select the relevant options:

• Bug fix (non-breaking change that resolves an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist

• I have read the CONTRIBUTING document.
• My changes adhere to the established code style, patterns, and best practices.
• I have added tests that demonstrate the effectiveness of my changes.
• I have updated the documentation accordingly (if applicable).
• I have added an entry in the CHANGELOG to document my changes (if applicable).

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.68%. Comparing base (e982f48) to head (cb4824e).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #254   +/-   ##
=======================================
  Coverage   82.68%   82.68%           
=======================================
  Files         108      108           
  Lines        4649     4649           
=======================================
  Hits         3844     3844           
  Misses        587      587           
  Partials      218      218           

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