[Submodules] Bump plugins/CustomAlerts in the all-submodules group (#23896)

Bumps the all-submodules group with 1 update: [plugins/CustomAlerts](https://github.com/matomo-org/plugin-CustomAlerts).


Updates `plugins/CustomAlerts` from `79223fb` to `f7e5b92`
- [Release notes](https://github.com/matomo-org/plugin-CustomAlerts/releases)
- [Commits](matomo-org/plugin-CustomAlerts@79223fb...f7e5b92)

---
updated-dependencies:
- dependency-name: plugins/CustomAlerts
  dependency-version: f7e5b923544c4dab0e2dfc4174bfd8e828ab1991
  dependency-type: direct:production
  dependency-group: all-submodules
...

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