AppletAE: stub SetRecordVolumeMuted (#3804)

* Update IIrSensorServer.cs

* Update IIrSensorServer.cs

* Apply suggestions from code review

Addressed formatting feedback

Co-authored-by: Ac_K <Acoustik666@gmail.com>

* Update IIrSensorServer.cs

* Update ISelfController.cs

* Update ISelfController.cs

Co-authored-by: Ac_K <Acoustik666@gmail.com>

Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/SystemAppletProxy/ISelfController.cs

@@ -32,6 +32,7 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.Sys
         private bool _handlesRequestToDisplay            = false;
         private bool _autoSleepDisabled                  = false;
         private bool _albumImageTakenNotificationEnabled = false;
+        private bool _recordVolumeMuted = false;
 
         private uint _screenShotImageOrientation = 0;
         private uint _idleTimeDetectionExtension = 0;
@@ -389,5 +390,18 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.Sys
 
             return ResultCode.Success;
         }
+
+        [CommandHipc(130)] // 13.0.0+
+        // SetRecordVolumeMuted(b8)
+        public ResultCode SetRecordVolumeMuted(ServiceCtx context)
+        {
+            bool recordVolumeMuted = context.RequestData.ReadBoolean();
+
+            Logger.Stub?.PrintStub(LogClass.ServiceAm, new { recordVolumeMuted });
+
+            _recordVolumeMuted = recordVolumeMuted;
+
+            return ResultCode.Success;
+        }
     }
-}
+}