chore(deps-dev): bump electron from 35.7.5 to 43.4.0 in /client

Bumps [electron](https://github.com/electron/electron) from 35.7.5 to 43.4.0.
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](electron/electron@v35.7.5...v43.4.0)

---
updated-dependencies:
- dependency-name: electron
  dependency-version: 43.2.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]