mtc-20241003.1-3

Bug/65538 show system unavailable page for teachers (#2925)

* Remove short circuit that was teacher only from auth module

* Move `isAdminWindowAvailable` to first middleware position

* asset version bump

* Revert "Remove short circuit that was teacher only from auth module"

This reverts commit 805d9b931bdb154e6ed98264b79e05eef3873ed4.

* Bugfix - system unavailable error for teachers

* Lint update