docs: fix simple typo, shat -> that (#22)
docs: fix simple typo, shat -> that (#22)

There is a small typo in docs/conf.py.

Should read `that` rather than `shat`.

Signed-off-by: Tim Gates <af3615aeb885952b6b34e8cd8afd1feb0f18c9a5@iress.com>
lpomfrey/django-debreach,lpomfrey/django-debreach