SVC: Add 4.0.0+ comment to GetInfoType enum values.

src/core/hle/kernel/svc.h

@@ -44,6 +44,7 @@ enum class GetInfoType : u64 {
     // 3.0.0+
     IsVirtualAddressMemoryEnabled = 16,
     TitleId = 18,
+    // 4.0.0+
     PrivilegedProcessId = 19,
 };