Bump gui-v2 from 5747baf to 66d0389

Bumps [gui-v2](https://github.com/OpenEVSE/openevse-gui-v2) from `5747baf` to `66d0389`.
- [Commits](OpenEVSE/openevse-gui-v2@5747baf...66d0389)

---
updated-dependencies:
- dependency-name: gui-v2
  dependency-type: direct:production
...

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