8625 - small grammar fix (#8627)

Author: alshapton

AUTHORS

@@ -24,6 +24,7 @@ Andras Tim
 Andrea Cimatoribus
 Andreas Motl
 Andreas Zeidler
+Andrew Shapton
 Andrey Paramonov
 Andrzej Klajnert
 Andrzej Ostrowski

doc/en/explanation/fixtures.rst

@@ -153,6 +153,6 @@ to do this is by loading these data in a fixture for use by your tests.
 This makes use of the automatic caching mechanisms of pytest.
 
 Another good approach is by adding the data files in the ``tests`` folder.
-There are also community plugins available to help managing this aspect of
+There are also community plugins available to help to manage this aspect of
 testing, e.g. `pytest-datadir <https://pypi.org/project/pytest-datadir/>`__
 and `pytest-datafiles <https://pypi.org/project/pytest-datafiles/>`__.