Correct hyperlinks. (#527)
Correct hyperlinks. (#527)

Summary:
Correct the `test_batch_permutation_op.py` and `test_spatial_narrow_as_op.py` link.
Closes https://github.com/facebookresearch/Detectron/pull/527

Reviewed By: rbgirshick

Differential Revision: D8677148

Pulled By: ir413

fbshipit-source-id: ce8898f48590b57ed964db113035fb4da8418668

facebookresearch/Detectron,facebookresearch/Detectron,facebookresearch/Detectron