svc: Add CreateJitMemory and MapJitMemory svc strings

Makes the table match SwitchBrew for these entries

src/core/hle/kernel/svc.cpp

@@ -823,8 +823,8 @@ static const FunctionDef SVC_Table[] = {
     {0x48, nullptr, "Unknown"},
     {0x49, nullptr, "Unknown"},
     {0x4A, nullptr, "Unknown"},
-    {0x4B, nullptr, "Unknown"},
-    {0x4C, nullptr, "Unknown"},
+    {0x4B, nullptr, "CreateJitMemory"},
+    {0x4C, nullptr, "MapJitMemory"},
     {0x4D, nullptr, "SleepSystem"},
     {0x4E, nullptr, "ReadWriteRegister"},
     {0x4F, nullptr, "SetProcessActivity"},