Add XIAO camera/SD addon board to index.html

Author: tyeth

index.html

@@ -314,6 +314,7 @@ <h2>2. Select Companion Board (Optional)</h2>
                 <option value="microsd-bff">Adafruit microSD Card BFF Add-On for QT Py and Xiao</option>
                 <option value="winc1500-shield">Adafruit WINC1500 WiFi Shield</option>
                 <option value="airlift-shield">Adafruit AirLift Shield - ESP32 WiFi Co-Processor</option>
+                <option value="seeed-xiao-s3sense-camera-addon">Seeed Studio XIAO ESP32S3 Sense Camera/SD Add-on board</option>
                 <option value="seeed-xiao-ssd1306-expansion-base">Seeed Studio XIAO Expansion base board</option>
             </select>