Fix MLT postal code validation

[GeorgeLimaDev]

What is the purpose of this pull request?

It relates to the task LOC-14346 and the PR #560. It fixes the MLT postal code validation, checking for a blank space in between the characters.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Requires change to documentation, which has been updated accordingly.

[vtex-io-ci-cd]

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Please select which version do you want to release:

• Patch (backwards-compatible bug fixes)

• Minor (backwards-compatible functionality)

• Major (incompatible API changes)

And then you just need to merge your PR when you are ready! There is no need to create a release commit/tag.

• No thanks, I would rather do it manually 😞

[vtex-io-ci-cd]

Your PR has been merged! App is being published. 🚀
Version 4.23.1 → 5.0.0

After the publishing process has been completed (check #vtex-io-releases) and doing A/B tests with the new version, you can deploy your release by running:

vtex deploy vtex.address-form@5.0.0

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