Bump gui-v2 from ab4155a to 9fde4b2

Bumps [gui-v2](https://github.com/OpenEVSE/openevse-gui-v2) from `ab4155a` to `9fde4b2`.
- [Commits](OpenEVSE/openevse-gui-v2@ab4155a...9fde4b2)

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

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

Author: dependabot[bot]