[UPD] addons table in README.md

README.md

@@ -28,6 +28,7 @@ addon | version | summary
 [partner_contact_personal_information_page](partner_contact_personal_information_page/) | 14.0.1.0.0 | Add a page to contacts form to put personal information
 [partner_fax](partner_fax/) | 14.0.1.0.0 | Add fax number on partner
 [partner_firstname](partner_firstname/) | 14.0.1.0.0 | Split first name and last name for non company partners
+[partner_phone_extension](partner_phone_extension/) | 14.0.1.0.0 | Partner Phone Number Extension
 [partner_second_lastname](partner_second_lastname/) | 14.0.1.0.0 | Have split first and second lastnames
 [partner_vat_unique](partner_vat_unique/) | 14.0.1.0.0 | Module to make the VAT number unique for customers and suppliers.