refactor: updated URLs

Author: mfranzke

Diff for: db-ux-design-system.html

@@ -29,7 +29,7 @@
             <a
               class="db-link"
               data-content="external"
-              href="https://github.com/db-ui"
+              href="https://github.com/db-ui/mono"
               target="_blank"
             >
               GitHub
@@ -40,7 +40,7 @@
               class="db-link"
               data-content="external"
               target="_blank"
-              href="https://marketingportal.extranet.deutschebahn.com/marketingportal"
+              href="https://marketingportal.extranet.deutschebahn.com/marketingportal/Design-Anwendungen/db-ux-design-system/version-3"
             >
               Marketingportal
             </a>