ams: use R_SUCCEED, R_THROW globally

libraries/libstratosphere/source/erpt/srv/erpt_srv_session_impl.cpp

@@ -33,7 +33,7 @@ namespace ams::erpt::srv {
 
             /* Return it. */
             out.SetValue(intf);
-            return ResultSuccess();
+            R_SUCCEED();
         }
 
     }