Removed authorization from the SetupRoute.java

src/main/java/de/gnmyt/mcdash/routes/SetupRoute.java

@@ -15,6 +15,11 @@ public class SetupRoute extends DefaultHandler {
         return "setup";
     }
 
+    @Override
+    public boolean needsAuthorization() {
+        return false;
+    }
+
     @Override
     public void get(Request request, ResponseController response) throws Exception {
         if (userManager.isSetupMode()) {