ns_vm: Stub NeedsUpdateVulnerability

This is used to force system updates on launching the web browser. We do not care about system updates so this can be set to false.

src/core/hle/service/ns/ns.cpp

@@ -673,7 +673,7 @@ public:
     explicit NS_VM(Core::System& system_) : ServiceFramework{system_, "ns:vm"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {1200, nullptr, "NeedsUpdateVulnerability"},
+            {1200, &NS_VM::NeedsUpdateVulnerability, "NeedsUpdateVulnerability"},
             {1201, nullptr, "UpdateSafeSystemVersionForDebug"},
             {1202, nullptr, "GetSafeSystemVersion"},
         };
@@ -681,6 +681,15 @@ public:
 
         RegisterHandlers(functions);
     }
+
+private:
+    void NeedsUpdateVulnerability(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NS, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push(false);
+    }
 };
 
 void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system) {