fix(pinia-orm): Mutators still don't apply on update consistently

[CodeDredd]

🔗 Linked issue

related #1818

❓ Type of change

• [ ] 📖 Documentation (updates to the documentation or readme)
• [x] 🐞 Bug fix (a non-breaking change that fixes an issue)
• [ ] 👌 Enhancement (improving an existing functionality like performance)
• [ ] ✨ New feature (a non-breaking change that adds functionality)
• [ ] ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

📝 Checklist

• [ ] I have linked an issue or discussion.
• [ ] I have updated the documentation accordingly.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 99.66%. Comparing base (70a2cd0) to head (abb1e9f).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1828 +/- ## ========================================== + Coverage 99.61% 99.66% +0.04% ========================================== Files 87 87 Lines 5936 5917 -19 Branches 510 503 -7 ========================================== - Hits 5913 5897 -16 + Misses 19 16 -3 Partials 4 4 ```

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