sales-invoices Async API

Async write endpoints related to sales-invoices.

• internal-sales-invoices-allowed-customers-workers-delete
• internal-sales-invoices-documents-workers-delete
• internal-sales-invoices-entities-workers-create
• internal-sales-invoices-line-items-workers-delete
• internal-sales-invoices-payments-workers-delete
• internal-sales-invoices-sales-types-workers-create
• internal-sales-invoices-series-workers-delete
• sales-invoices-allowed-customers-by-id-delete
• sales-invoices-documents-by-id-delete
• sales-invoices-entities-post
• sales-invoices-line-items-by-id-delete
• sales-invoices-payments-by-id-delete
• sales-invoices-sales-types-post
• sales-invoices-series-by-id-delete