sources/saml: include metadata download link in API response

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

web/src/api/legacy.ts

@@ -1,8 +1,5 @@
 export class AppURLManager {
 
-    static sourceSAML(slug: string, rest: string): string {
-        return `/source/saml/${slug}/${rest}`;
-    }
     static sourceOAuth(slug: string, action: string): string {
         return `/source/oauth/${action}/${slug}/`;
     }