Change visibility to public for eu_de and swiss

Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: lbelejka <lukas.belejkanic@t-systems.com>
Co-committed-by: lbelejka <lukas.belejkanic@t-systems.com>

otc_metadata/data/documents/iam-permissions.yaml

@@ -8,10 +8,10 @@ title: Permissions
 type: permissions
 cloud_environments:
   - name: eu_de
-    visibility: internal
+    visibility: public
     pdf_visibility: public
     pdf_enabled: true
   - name: swiss
-    visibility: internal
+    visibility: public
     pdf_visibility: public
     pdf_enabled: true