Fix missing break in BluetoothRealDevice

Minor behaviour change, prevents an erroreous error log

Source/Core/Core/IOS/USB/Bluetooth/BTReal.cpp

@@ -146,6 +146,7 @@ std::optional<IPCReply> BluetoothRealDevice::IOCtlV(const IOCtlVRequest& request
     }
 
     ERROR_LOG_FMT(IOS_WIIMOTE, "IOCTLV_USBV0_INTRMSG: Unknown endpoint: 0x{:02x}", cmd->endpoint);
+    break;
   }
   default:
     ERROR_LOG_FMT(IOS_WIIMOTE, "IOCtlV: Unknown request: 0x{:08x}", request.request);