Bump eslint from 8.20.0 to 8.21.0 (#5993)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -368,7 +368,7 @@
     "electron-notarize": "^0.3.0",
     "esbuild": "^0.14.53",
     "esbuild-loader": "^2.19.0",
-    "eslint": "^8.20.0",
+    "eslint": "^8.21.0",
     "eslint-plugin-header": "^3.1.1",
     "eslint-plugin-import": "^2.26.0",
     "eslint-plugin-react": "^7.30.1",