Removes html_extra_path [skip ci] (#5614)
Removes html_extra_path [skip ci] (#5614)


dask/dask,blaze/dask,mrocklin/dask,blaze/dask,ContinuumIO/dask,jakirkham/dask,dask/dask,jakirkham/dask,mrocklin/dask,ContinuumIO/dask