feat: use prod authURL

Author: guanzo

src/client.js

@@ -38,7 +38,7 @@ export class Saturn {
       cdnURL: 'l1s.saturn.ms',
       logURL: 'https://twb3qukm2i654i3tnvx36char40aymqq.lambda-url.us-west-2.on.aws/',
       orchURL: 'https://orchestrator.strn.pl/nodes?maxNodes=100',
-      authURL: 'https://fz3dyeyxmebszwhuiky7vggmsu0rlkoy.lambda-url.us-west-2.on.aws/',
+      authURL: 'https://su4hesnyinnwvtk3h2rkauh5ja0qrisq.lambda-url.us-west-2.on.aws/',
       fallbackLimit: 5,
       connectTimeout: 5_000,
       downloadTimeout: 0