Loader: Fix bugs ldr:ro, Loader now works fully on hardware.

stratosphere/loader/loader.json

@@ -59,6 +59,8 @@
             "svcSetProcessMemoryPermission"      : "0x73",
             "svcMapProcessMemory"                : "0x74",
             "svcUnmapProcessMemory"              : "0x75",
+            "svcMapProcessCodeMemory"            : "0x77",
+            "svcUnmapProcessCodeMemory"          : "0x78",
             "svcCreateProcess"                   : "0x79"
         }
     }