chore: Updating Python Requirements (#958)

Author: edx-requirements-bot

requirements/dev.txt

@@ -71,7 +71,7 @@ docopt==0.6.2
     #   -r requirements/base.txt
     #   -r requirements/test.txt
     #   docker-compose
-filelock==3.7.1
+filelock==3.8.0
     # via
     #   tox
     #   virtualenv

requirements/doc.txt

@@ -86,13 +86,13 @@ paramiko==2.11.0
     # via
     #   -r requirements/base.txt
     #   docker
-pbr==5.9.0
+pbr==5.10.0
     # via stevedore
 pycparser==2.21
     # via
     #   -r requirements/base.txt
     #   cffi
-pygments==2.12.0
+pygments==2.13.0
     # via
     #   doc8
     #   readme-renderer
@@ -111,7 +111,7 @@ python-dotenv==0.20.0
     # via
     #   -r requirements/base.txt
     #   docker-compose
-pytz==2022.1
+pytz==2022.2.1
     # via babel
 pyyaml==5.4.1
     # via