修复电子围栏报错问题

src/views/cameras/preview/CameraPreview.vue

@@ -43,8 +43,6 @@
         });
         cameraAlgoStore.getCameraAlgoList(cameraId);
         cameraAlgoStore.selectedAlgoId = null;
-        /** 清空电子围栏store */
-        fenceStore.clear();
       }
     },
     {