fusee/exo/ams: update with new keydata/version enums

libraries/libstratosphere/include/stratosphere/hos/hos_types.hpp

@@ -96,6 +96,7 @@ namespace ams::hos {
         Version_20_3_0  = ::ams::TargetFirmware_20_3_0,
         Version_20_4_0  = ::ams::TargetFirmware_20_4_0,
         Version_20_5_0  = ::ams::TargetFirmware_20_5_0,
+        Version_21_0_0  = ::ams::TargetFirmware_21_0_0,
 
         Version_Current = ::ams::TargetFirmware_Current,