优化自动更新功能, 增加进度条

package.json

@@ -17,13 +17,13 @@
   },
   "main": "background.js",
   "dependencies": {
+    "@imjs/electron-differential-updater": "^5.1.3",
     "axios": "^0.21.0",
     "cheerio": "^1.0.0-rc.3",
     "core-js": "^3.8.0",
     "dexie": "^3.0.3",
     "electron-localshortcut": "^3.2.1",
     "electron-proxy-agent": "^1.2.0",
-    "electron-updater": "^4.3.5",
     "element-ui": "^2.14.1",
     "fast-xml-parser": "^3.17.4",
     "html2canvas": "^1.0.0-rc.7",