[TASK] The Scheduler should be tested with an acceptance test

Introduces a new test for the scheduler that tests the creation
of a reports scheduler task.

In addition the existing login tests are moved into the "Login" package.

Resolves: #74334
Releases: master
Change-Id: Idce3a7a1f2a798963ad071e6bc0c754807b4959f
Reviewed-on: https://review.typo3.org/47120


Reviewed-by: Daniel Goerz <ervaude@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>