.cfnlintrc config errors are returned as E0003

[kddejong]

Issue #, if available:

Description of changes:

• .cfnlintrc config errors are returned as E0003

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[codecov]

Codecov Report

❌ Patch coverage is 64.51613% with 11 lines in your changes missing coverage. Please review.
✅ Project coverage is 94.36%. Comparing base (a19fc26) to head (f7925bb).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/cfnlint/runner/cli.py	12.50%	7 Missing ⚠️
src/cfnlint/config.py	77.77%	3 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4300      +/-   ##
==========================================
- Coverage   94.43%   94.36%   -0.08%     
==========================================
  Files         414      414              
  Lines       13963    13991      +28     
  Branches     2772     2776       +4     
==========================================
+ Hits        13186    13202      +16     
- Misses        433      443      +10     
- Partials      344      346       +2     

Flag	Coverage Δ
unittests	94.34% <64.51%> (-0.08%)	⬇️

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