feat(translations): improve Indonesian translations and add tests

[fathiraz]

Enhances

• Add comprehensive test coverage for all validation tags
• Improve Indonesian translation messages for better clarity
• Add tests for field, network, string, format, comparison, other, and alias tags
• Ensure consistent translation style across all validation messages
• Follow idiomatic Indonesian language patterns
• Grouping each tags based on README.md (Field, Network, Strings, etc.)

Tests cover:

• Field validations (required, min, max, etc.)
• Network validations (email, ip, url, etc.)
• String validations (alpha, contains, etc.)
• Format validations (datetime, uuid, etc.)
• Comparison validations (eq, gt, lt, etc.)
• Other validations (file, unique, etc.)
• Alias validations (color, country code)

Make sure that you've checked the boxes below before you submit PR:

• Tests exist or have been written that cover this particular change.

@go-playground/validator-maintainers

[coveralls]

coverage: 75.251% (+0.9%) from 74.319%
when pulling 94c81b5 on fathiraz:feat/improve-indonesian-translations-and-add-tests
into e564451 on go-playground:master.