[WIP] test-requirements: add unreleased _company_only deps for CI / functional tests from runboat

TODO: remove once the following PRs are merged:
- OCA#4042 (sale_order_partner_company_only)
- OCA/project#1611 (project_partner_company_only)
- OCA/account-invoicing#2180 (account_invoice_partner_company_only)

Author: maisim

test-requirements.txt

@@ -1 +1,5 @@
 odoo_test_helper
+# TODO: remove once PRs are merged
+odoo16-addon-sale-order-partner-company-only @ git+https://github.com/OCA/sale-workflow@refs/pull/4042/head#subdirectory=setup/sale_order_partner_company_only
+odoo16-addon-project-partner-company-only @ git+https://github.com/OCA/project@refs/pull/1611/head#subdirectory=setup/project_partner_company_only
+odoo16-addon-account-invoice-partner-company-only @ git+https://github.com/OCA/account-invoicing@refs/pull/2180/head#subdirectory=setup/account_invoice_partner_company_only