fix(ci): add ty check to dataclasses utility

[leandrodamascena]

Issue number: closes #7934

Summary

Changes

Resolve all ty diagnostics in utilities/data_classes/ and remove from ty exclusion list in pyproject.toml.

User experience

Please share what the user experience looks like before and after this change

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
12.5% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

❌ Patch coverage is 92.30769% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 96.65%. Comparing base (62591e7) to head (d449ff4).
⚠️ Report is 1 commits behind head on develop.

Files with missing lines	Patch %	Lines
...lambda_powertools/utilities/data_classes/common.py	80.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #8038   +/-   ##
========================================
  Coverage    96.65%   96.65%           
========================================
  Files          279      279           
  Lines        13703    13703           
  Branches      1091     1091           
========================================
  Hits         13244    13244           
  Misses         338      338           
  Partials       121      121           

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