Update requirements

requirements/common.txt

@@ -1,19 +1,10 @@
 # Contains requirements common to all environments
 
 # Engine
-Django==3.1.6
-Pillow==8.1.0
+Django==3.2.3
 zenpy~=2.0.24
-django_registration==3.1.1
-djangorestframework==3.12.2
-
-
-# Documentation
-Sphinx==3.4.3
-sphinx-rtd-theme==0.5.1
-sphinx-autodoc-typehints==1.11.1
-pyenchant==3.2.0
-sphinxcontrib-spelling==7.1.0
+django_registration==3.1.2
+djangorestframework==3.12.4
 
 # Misc
 python-dotenv==0.17.1

requirements/dev.txt

@@ -1,3 +1,9 @@
 # Development specific dependencies
 -r common.txt
 
+# Documentation
+Sphinx==3.5.4
+sphinx-rtd-theme==0.5.2
+sphinx-autodoc-typehints==1.12.0
+pyenchant==3.2.0
+sphinxcontrib-spelling==7.2.1

requirements/prod.txt

@@ -1,5 +1,5 @@
 # Production specific dependencies
 -r common.txt
 
-daphne==3.0.1
+daphne==3.0.2
 Twisted[tls,http2]==21.2.0