Bump gui-v2 from 9b731da to 5747baf

Bumps [gui-v2](https://github.com/OpenEVSE/openevse-gui-v2) from `9b731da` to `5747baf`.
- [Commits](OpenEVSE/openevse-gui-v2@9b731da...5747baf)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]