Fix Config API bugs that affect extenders converting V1 profiles

[t1m0thyj]

What It Does

Fixes #2284, #2311, #2312

How to Test

Review Checklist
I certify that I have:

• tested my changes
• added/updated automated tests
• updated the changelog
• followed the contribution guidelines

Additional Comments

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.07%. Comparing base (a1461ca) to head (04fdf7e).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2313      +/-   ##
==========================================
- Coverage   91.08%   91.07%   -0.01%     
==========================================
  Files         628      628              
  Lines       17896    17898       +2     
  Branches     3847     3849       +2     
==========================================
+ Hits        16300    16301       +1     
- Misses       1595     1596       +1     
  Partials        1        1              

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