tests: fix logging and error throwing

[waynevanson]

Reproduction

Scenario

On current master branch

Steps to Reproduce

Create a failing test and run the tests with yarn test

Describe the bug

Tests will not fail, even if there is a fail in the test.
This is because it always returns and exit 0, even when a fail should result in an exit 1

Expected behavior

Described above.

Version

package	version
sortablejs	^1.12.1-alpha
@types/sortablejs	N/A

Additional Context

Fix the logging also with logging-ts.
Put the tests in the Sortable Folder.