feat: make IValidatorError conform to LocalizedError

[ns-vasilev]

No description provided.

[spacecode-github-bot]

	2 Warnings
⚠️	This PR may need tests. Consider adding test coverage.
⚠️	Public API changed but no documentation updates found

	1 Message
📖	ℹ️ Some source files have tests that weren't updated: URLValidationRule → test file exists: URLValidationRuleTests.swift (consider updating if logic changed)

Generated by 🚫 Danger

[codecov]

Codecov Report

❌ Patch coverage is 80.00000% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 93.64%. Comparing base (b87a3da) to head (4ba863c).
⚠️ Report is 9 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...ore/Classes/Core/Interfaces/IValidationError.swift	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #113      +/-   ##
==========================================
- Coverage   93.72%   93.64%   -0.08%     
==========================================
  Files          56       57       +1     
  Lines        2756     2767      +11     
==========================================
+ Hits         2583     2591       +8     
- Misses        173      176       +3     

Files with missing lines	Coverage Δ
...e/Classes/Extensions/String+IValidationError.swift	100.00% <100.00%> (ø)
...alidatorCore/Classes/Rules/URLValidationRule.swift	100.00% <ø> (ø)
...ses/AppKit/Extensions/NSTextField+Validation.swift	60.87% <100.00%> (+3.73%)	⬆️
...sses/UIKit/Extensions/UITextField+Validation.swift	69.23% <100.00%> (+5.59%)	⬆️
...asses/UIKit/Extensions/UITextView+Validation.swift	58.33% <100.00%> (+3.79%)	⬆️
...ore/Classes/Core/Interfaces/IValidationError.swift	0.00% <0.00%> (ø)