service: Add stubs for Qlaunch

src/core/hle/service/lbl/lbl.cpp

@@ -19,7 +19,7 @@ public:
         // clang-format off
         static const FunctionInfo functions[] = {
             {0, nullptr, "SaveCurrentSetting"},
-            {1, nullptr, "LoadCurrentSetting"},
+            {1, &LBL::LoadCurrentSetting, "LoadCurrentSetting"},
             {2, &LBL::SetCurrentBrightnessSetting, "SetCurrentBrightnessSetting"},
             {3, &LBL::GetCurrentBrightnessSetting, "GetCurrentBrightnessSetting"},
             {4, nullptr, "ApplyCurrentBrightnessSettingToBacklight"},
@@ -60,6 +60,13 @@ private:
         On = 1,
     };
 
+    void LoadCurrentSetting(HLERequestContext& ctx) {
+        LOG_WARNING(Service_LBL, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultSuccess);
+    }
+
     void SetCurrentBrightnessSetting(HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
         auto brightness = rp.Pop<float>();