Update link to Santander ONE Europe InnerSource Community (#496)

Remove link to "Santander ONE Europe InnerSource Community", as that portal is private now.

Author: spier

patterns/2-structured/innersource-portal.md

@@ -71,7 +71,7 @@ A [reference implementation](https://github.com/SAP/project-portal-for-innersour
   * Of Islands, Monsters & InnerSource [(slides)](https://docs.google.com/presentation/d/1P1OCEK9B6eSrVRUclVWY6meSI-qHOBjM_UAPNvCZamU/edit#slide=id.p15), [(video)](https://drive.google.com/file/d/1pM89uHMn0vhE3ayFJDGYcCO8R0tAXXZD/view?usp=drivesdk) | InnerSource Spring Summit 2019 (Galway, Ireland)
   * The code realizing this platform has been open sourced and is available at [gitlab.com/gilda2](https://gitlab.com/gilda2)
 * **American Airlines** promotes InnerSource projects via an [internal InnerSource Marketplace](https://tech.aa.com/2020-10-30-innersource/). Similarly to SAP, projects self-register by adding `innersource` as a GitHub topic. Projects are searchable and filterable by language, topics, number of open issues, etc.
-* **Banco Santander** has created a public portal called [Santander ONE Europe InnerSource Community](https://innersourceportal.santander.com/) to support and increase InnerSource adoption. In addition to the catalog of projects the portal includes relevant content such as documentation, way of working, news, and events.
+* **Banco Santander** has created a public portal called "Santander ONE Europe InnerSource Community" to support and increase InnerSource adoption. In addition to the catalog of projects the portal includes relevant content such as documentation, way of working, news, and events.
 
 ![Santander InnerSource Portal](../../assets/img/santander_portal.png "Banco Santander InnerSource Portal")