Fixed typo in test data directory name

bob/bio/base/database/filelist/query.py

...st/data/example_filelist/data/model4_session1_sample2.pos

bob/bio/base/test/data/example_filelist/dev/for_models.lst

bob/bio/base/test/data/example_filelist/dev/for_probes.lst

bob/bio/base/test/data/example_filelist/dev/for_scores.lst

bob/bio/base/test/data/example_filelist/dev/for_tnorm.lst

bob/bio/base/test/data/example_filelist/dev/for_znorm.lst

bob/bio/base/test/data/example_filelist/eval/for_models.lst

bob/bio/base/test/data/example_filelist/eval/for_probes.lst

bob/bio/base/test/data/example_filelist/eval/for_scores.lst

bob/bio/base/test/data/example_filelist/eval/for_tnorm.lst

bob/bio/base/test/data/example_filelist/eval/for_znorm.lst

...est/data/example_filelist/norm/train_optional_world_1.lst

...est/data/example_filelist/norm/train_optional_world_2.lst

bob/bio/base/test/data/example_filelist/norm/train_world.lst

bob/bio/base/test/test_filelist.py