removed tests that have been moved to sufia

fixes #9488

```ability_spec.rb```: all different; not changed
```batch_spec.rb```: all the same; deleted
```checksum_audit_log_spec.rb```: all the same; deleted
```collection_spec.rb```: removed 1 test
```file_content_datastream_spec.rb```: many duplicates; removed most of the tests
```fits_datastream_spec.rb```: all the same; deleted
```generic_file_spec.rb```: all different; not changed
```local_authority_spec.rb```: all the same; deleted
```properties_datastream_spec.rb```: all different; not changed
```user_spec.rb```: a few tests were removed