exceljs版本降级

package-lock.json

@@ -17,7 +17,7 @@
         "core-js": "^3.6.1",
         "echarts": "^4.7.0",
         "element-ui": "^2.13.0",
-        "exceljs": "^4.2.0",
+        "exceljs": "^2.0.1",
         "file-saver": "^2.0.5",
         "html2canvas": "^1.0.0-rc.7",
         "jquery": "^3.6.0",