ams: use psc acknowledge_ex on 5.1.0+ (fixes wake-from-sleep on 5.1.0)

libraries/libstratosphere/include/stratosphere/psc/sf/psc_sf_i_pm_module.hpp

@@ -43,7 +43,7 @@ namespace ams::psc::sf {
                 MAKE_SERVICE_COMMAND_META(GetRequest),
                 MAKE_SERVICE_COMMAND_META(Acknowledge),
                 MAKE_SERVICE_COMMAND_META(Finalize),
-                MAKE_SERVICE_COMMAND_META(AcknowledgeEx, hos::Version_6_0_0), /* TODO: This is really 5.1.0... */
+                MAKE_SERVICE_COMMAND_META(AcknowledgeEx, hos::Version_5_1_0),
             };
     };