fix hasVirtualCamera

src/components/FaceRecognition/FaceRecognition.vue

@@ -285,7 +285,7 @@ export default {
                       console.log(cameraInfos);
                       this.serverLog("debug/S-001001", cameraInfos);
                     }
-                    if (cameraInfos.includes("")) {
+                    if (cameraInfos.includes('""')) {
                       hasVirtualCamera = true;
                     }
                     resolve();