fix(deps): update rust crate validator to 0.20.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
validator	dependencies	minor	0.18.0 -> 0.20.0

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Release Notes

Keats/validator (validator)

v0.20.0

• Implement AsRegex for std::sync::LazyLock<Regex>
• Bug fix for nested issue with custom only running nested if outer passes
• Support Deserialize for ValidationErrors

v0.19.0

• Swap to using proc-macro-error-2 instead of proc-macro-error for Syn
• Bumped MSRV to 1.81 because of error naming changes.
• Add more ValidateRegex impl

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 10.55%. Comparing base (7f95655) to head (a1a8491).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #40      +/-   ##
==========================================
- Coverage   12.29%   10.55%   -1.74%     
==========================================
  Files           4        4              
  Lines        2350     2652     +302     
==========================================
- Hits          289      280       -9     
- Misses       2061     2372     +311     

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[amineSt]

+1