feat: map customer optional tomador address and contact

[vitormattos]

Summary

• map optional tomador address/contact fields from invoice contact into DPS payload
• add normalization and safety guards (only send address when IBGE+CEP are valid)
• keep compatibility with older nfse-php constructor signatures
• extend support factory and controller tests for tomador optional payload normalization

Validation

• ./vendor/bin/phpunit tests/Unit/Http/Controllers/InvoiceControllerTest.php
• composer cs:fix
• composer psalm