CLI: additional fake import tests

This PR adds integration tests for the CLI import:
- of fake screens as created by `mkfake` (see https://github.com/openmicroscopy/bioformats/pull/1191)
- of pattern files (see https://github.com/openmicroscopy/bioformats/pull/1123)

--no-rebase
--depends-on https://github.com/openmicroscopy/bioformats/pull/1191