Update W3663 to skip validation when Sub

[kddejong]

Issue #, if available:
fix #3547

Description of changes:

• Update W3663 to skip validation when Sub
• Make sure to return rule E3673 in validation error

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.62%. Comparing base (e17d66e) to head (1268bc2).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3548      +/-   ##
==========================================
- Coverage   93.63%   93.62%   -0.02%     
==========================================
  Files         348      348              
  Lines       11691    11684       -7     
  Branches     2473     2470       -3     
==========================================
- Hits        10947    10939       -8     
  Misses        415      415              
- Partials      329      330       +1     

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