build(deps): update dependency pytest-mock to v3.6.1 (#327)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

{{cookiecutter.project_slug}}/requirements.txt

@@ -318,7 +318,7 @@ pytest-forked==1.3.0
     # via pytest-xdist
 pytest-logger==0.5.1
     # via -r {{cookiecutter.project_slug}}/requirements.in
-pytest-mock==3.3.1
+pytest-mock==3.6.1
     # via -r {{cookiecutter.project_slug}}/requirements.in
 pytest-sugar==0.9.4
     # via -r {{cookiecutter.project_slug}}/requirements.in