Scheduled biweekly dependency update for week 49 (#1021)

* Update black from 21.9b0 to 21.12b0

* Update isort from 5.9.3 to 5.10.1

* Update sphinx from 4.2.0 to 4.3.1

* Update twine from 3.4.2 to 3.7.0

* Update factory-boy from 3.2.0 to 3.2.1

* Update faker from 9.3.1 to 9.9.0

* Update pytest-django from 4.4.0 to 4.5.1

* Update syrupy from 1.4.7 to 1.5.0

Author: pyup-bot

requirements/requirements-codestyle.txt

@@ -1,4 +1,4 @@
-black==21.9b0
+black==21.12b0
 flake8==4.0.1
 flake8-isort==4.1.1
-isort==5.9.3
+isort==5.10.1

requirements/requirements-documentation.txt

@@ -1,3 +1,3 @@
 recommonmark==0.7.1
-Sphinx==4.2.0
+Sphinx==4.3.1
 sphinx_rtd_theme==1.0.0

requirements/requirements-packaging.txt

@@ -1 +1 @@
-twine==3.4.2
+twine==3.7.0

requirements/requirements-testing.txt

@@ -1,11 +1,11 @@
 django-debug-toolbar==3.2.2
-factory-boy==3.2.0
-Faker==9.3.1
+factory-boy==3.2.1
+Faker==9.9.0
 pytest==6.2.5
 pytest-cov==3.0.0
-pytest-django==4.4.0
+pytest-django==4.5.1
 pytest-factoryboy==2.1.0
-syrupy==1.4.7
+syrupy==1.5.0
 # TODO remove pytz dep again once DRF higher than 3.12.4 is released
 # Django 4.0 removed dependency on pytz and made it optional but
 # DRF requires it and will define it as dependency in future versions