Update dependency cross-fetch to v4 (#129)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -76,7 +76,7 @@
     "about-window": "^1.15.2",
     "axios": "^1.4.0",
     "check-internet-connected": "^2.0.6",
-    "cross-fetch": "^3.1.6",
+    "cross-fetch": "^4.0.0",
     "electron-context-menu": "^3.6.1",
     "electron-dl": "^3.5.0",
     "electron-log": "^5.0.0-beta.24",