tox: Fix bug in 'coverage' target

The '--noinput' argument for './manage.py test' was in the wrong place.

Signed-off-by: Stephen Finucane <stephen.finucane@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

tox.ini

@@ -48,5 +48,5 @@ setenv =
 commands =
     coverage erase
     coverage run --omit=*tox*,patchwork/tests/*.py,manage.py --branch \
-        {toxinidir}/manage.py --noinput test patchwork
+        {toxinidir}/manage.py test --noinput patchwork
     coverage report -m