chore(bump): update electron to newest 39.* version

Author: dziudek

app/package-lock.json

@@ -77,7 +77,7 @@
     "vuex": "3.1.1"
   },
   "devDependencies": {
-    "electron": "39.8.7",
+    "electron": "39.8.9",
     "node-abi": "4.28.0"
   }
 }

app/package.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "cross-env": "7.0.3",
     "css-loader": "6.8.1",
-    "electron": "39.8.7",
+    "electron": "39.8.9",
     "electron-builder": "26.8.1",
     "file-loader": "6.2.0",
     "glob": "10.3.10",
@@ -61,7 +61,7 @@
   },
   "build": {
     "appId": "com.tidycustoms.publii",
-    "electronVersion": "39.8.7",
+    "electronVersion": "39.8.9",
     "productName": "Publii",
     "copyright": "Copyright (C) 2016-2026 TidyCustoms. All rights reserved.",
     "asar": true,