fix: restore user configs being merged with defaults

[coopernetes]

fixes #1105

[netlify]

✅ Deploy Preview for endearing-brigadeiros-63f9d0 canceled.

Name	Link
🔨 Latest commit	93664ed
🔍 Latest deploy log	https://app.netlify.com/projects/endearing-brigadeiros-63f9d0/deploys/688a947dfee8530008401f1e

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.62%. Comparing base (80bc561) to head (93664ed).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1129      +/-   ##
==========================================
- Coverage   80.29%   79.62%   -0.67%     
==========================================
  Files          59       59              
  Lines        2476     2479       +3     
  Branches      289      289              
==========================================
- Hits         1988     1974      -14     
- Misses        453      461       +8     
- Partials       35       44       +9     

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[kriswest]

This may explain some problems we've had with a release we are currently testing 😞 Another release is needed after 1.19.2 to resolve this.