fix: add 'valid' property and update nepali validation logic

[kabaros]

No description provided.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.31%. Comparing base (001d236) to head (537b7e2).
Report is 1 commits behind head on alpha.

Additional details and impacted files

@@            Coverage Diff             @@
##            alpha      #78      +/-   ##
==========================================
- Coverage   91.32%   91.31%   -0.02%     
==========================================
  Files          56       56              
  Lines        1199     1197       -2     
  Branches      323      330       +7     
==========================================
- Hits         1095     1093       -2     
  Misses        102      102              
  Partials        2        2              

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[alaa-yahia]

There is an issue when strictValidation is set to false. In this case, the validation logic still returns an error instead of a warning

[dhis2-bot]

🎉 This PR is included in version 2.0.0-alpha.3 🎉

The release is available on:

• npm package (@alpha dist-tag)
• GitHub release

Your semantic-release bot 📦🚀

[dhis2-bot]

🎉 This PR is included in version 2.0.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀