namespace sts -> namespace ams

namespace sts::ams -> ams::exosphere, ams::.

This is to facilitate future use of ams:: namespace code in
mesosphere, as we'll want to include ams::util, ams::result, ams::svc...

stratosphere/libstratosphere/source/updater/updater_bis_save.hpp

@@ -21,7 +21,7 @@
 
 #include "updater_bis_management.hpp"
 
-namespace sts::updater {
+namespace ams::updater {
 
     class BisSave {
         public: