Build(deps-dev): Bump electron from 38.7.2 to 39.2.6

Bumps [electron](https://github.com/electron/electron) from 38.7.2 to 39.2.6.
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](electron/electron@v38.7.2...v39.2.6)

---
updated-dependencies:
- dependency-name: electron
  dependency-version: 39.2.6
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -145,7 +145,7 @@
     "broccoli-asset-rev": "^3.0.0",
     "concurrently": "^9.2.1",
     "cross-env": "^10.1.0",
-    "electron": "^38.7.2",
+    "electron": "^39.2.6",
     "ember-auto-import": "^2.12.0",
     "ember-cli": "^6.8.1",
     "ember-cli-babel": "^8.2.0",