This update adds support for Vietnam's VAT exemption tax category to Odoo's accounting system. The change enables businesses operating in Vietnam to properly classify and track VAT-exempt goods and services, including agricultural products, small business services, financial services, and other categories defined by Vietnamese tax regulations. This ensures accurate tax reporting and compliance for Vietnamese companies.

This commit add a new tax call VAT exemption, read more at https://taxsummaries.pwc.com/vietnam/corporate/other-taxes to understand its usage

Description of the issue/feature this PR addresses:

Current behavior before PR:

Desired behavior after PR is merged:




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