chore: Upgrade Python requirements (#287)

Author: edx-requirements-bot

requirements/development.txt

@@ -9,7 +9,7 @@ astroid==4.0.4            # via -r requirements/testing.txt, pylint
 dill==0.4.1               # via -r requirements/testing.txt, pylint
 django==5.2.11            # via -c requirements/common_constraints.txt, -r requirements/testing.txt
 iniconfig==2.3.0          # via -r requirements/testing.txt, pytest
-isort==8.0.0              # via -r requirements/testing.txt, pylint
+isort==8.0.1              # via -r requirements/testing.txt, pylint
 mccabe==0.7.0             # via -r requirements/testing.txt, pylint
 packaging==26.0           # via -r requirements/testing.txt, pytest
 platformdirs==4.9.2       # via -r requirements/testing.txt, pylint

requirements/testing.txt

@@ -8,7 +8,7 @@ asgiref==3.11.1           # via django
 astroid==4.0.4            # via pylint
 dill==0.4.1               # via pylint
 iniconfig==2.3.0          # via pytest
-isort==8.0.0              # via -r requirements/testing.in, pylint
+isort==8.0.1              # via -r requirements/testing.in, pylint
 mccabe==0.7.0             # via pylint
 packaging==26.0           # via pytest
 platformdirs==4.9.2       # via pylint

requirements/tox.txt

@@ -5,13 +5,13 @@
 #    make upgrade
 #
 cachetools==7.0.1         # via tox
-chardet==6.0.0.post1      # via tox
 colorama==0.4.6           # via tox
 distlib==0.4.0            # via virtualenv
-filelock==3.24.3          # via tox, virtualenv
+filelock==3.25.0          # via python-discovery, tox, virtualenv
 packaging==26.0           # via pyproject-api, tox
-platformdirs==4.9.2       # via tox, virtualenv
+platformdirs==4.9.2       # via python-discovery, tox, virtualenv
 pluggy==1.6.0             # via tox
 pyproject-api==1.10.0     # via tox
-tox==4.44.0               # via -r requirements/tox.in
-virtualenv==20.38.0       # via tox
+python-discovery==1.1.0   # via virtualenv
+tox==4.47.0               # via -r requirements/tox.in
+virtualenv==21.1.0        # via tox