chore: Updating Python Requirements (#827)

Author: edx-requirements-bot

requirements/base.txt

@@ -17,7 +17,7 @@ cffi==1.14.6
     #   pynacl
 charset-normalizer==2.0.4
     # via requests
-cryptography==3.4.7
+cryptography==3.4.8
     # via paramiko
 distro==1.6.0
     # via docker-compose

requirements/dev.txt

@@ -38,7 +38,7 @@ click==8.0.1
     # via
     #   -r requirements/pip-tools.txt
     #   pip-tools
-cryptography==3.4.7
+cryptography==3.4.8
     # via
     #   -r requirements/base.txt
     #   -r requirements/test.txt
@@ -183,7 +183,7 @@ tomli==1.2.1
     # via
     #   -r requirements/pip-tools.txt
     #   pep517
-tox==3.24.1
+tox==3.24.3
     # via
     #   -r requirements/dev.in
     #   tox-battery

requirements/doc.txt

@@ -32,7 +32,7 @@ charset-normalizer==2.0.4
     # via
     #   -r requirements/base.txt
     #   requests
-cryptography==3.4.7
+cryptography==3.4.8
     # via
     #   -r requirements/base.txt
     #   paramiko
@@ -156,7 +156,7 @@ sphinxcontrib-qthelp==1.0.3
     # via sphinx
 sphinxcontrib-serializinghtml==1.1.5
     # via sphinx
-stevedore==3.3.0
+stevedore==3.4.0
     # via doc8
 texttable==1.6.4
     # via

requirements/test.txt

@@ -27,7 +27,7 @@ charset-normalizer==2.0.4
     # via
     #   -r requirements/base.txt
     #   requests
-cryptography==3.4.7
+cryptography==3.4.8
     # via
     #   -r requirements/base.txt
     #   paramiko