Bump tox from 3.20.1 to 3.21.3

Bumps [tox](https://github.com/tox-dev/tox) from 3.20.1 to 3.21.3.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/master/docs/changelog.rst)
- [Commits](https://github.com/tox-dev/tox/compare/3.20.1...3.21.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

diff --git a/requirements/dev.txt b/requirements/dev.txt
index 2b0e351e8a1470ce369e572117c91c44f5efcc80..91031a0c81da55a641314a49d428696d3ef2e6e1 100644 (file)
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -4,27 +4,64 @@
 #
 #    pip-compile requirements/dev.in
 #
-appdirs==1.4.4            # via virtualenv
-attrs==19.3.0             # via pytest
-cfgv==3.1.0               # via pre-commit
-click==7.1.2              # via pip-tools
-distlib==0.3.0            # via virtualenv
-filelock==3.0.12          # via tox, virtualenv
-identify==1.4.15          # via pre-commit
-iniconfig==1.0.0          # via pytest
-nodeenv==1.3.5            # via pre-commit
-packaging==20.3           # via pytest, tox
-pip-tools==5.5.0          # via -r requirements/dev.in
-pluggy==0.13.1            # via pytest, tox
-pre-commit==2.9.3         # via -r requirements/dev.in
-py==1.9.0                 # via pytest, tox
-pyparsing==2.4.7          # via packaging
-pytest==6.2.1             # via -r requirements/tests.in
-pyyaml==5.3.1             # via pre-commit
-six==1.14.0               # via packaging, tox, virtualenv
-toml==0.10.1              # via pre-commit, pytest, tox
-tox==3.20.1               # via -r requirements/dev.in
-virtualenv==20.0.20       # via pre-commit, tox
+appdirs==1.4.4
+    # via virtualenv
+attrs==19.3.0
+    # via pytest
+cfgv==3.1.0
+    # via pre-commit
+click==7.1.2
+    # via pip-tools
+distlib==0.3.0
+    # via virtualenv
+filelock==3.0.12
+    # via
+    #   tox
+    #   virtualenv
+identify==1.4.15
+    # via pre-commit
+iniconfig==1.0.0
+    # via pytest
+nodeenv==1.3.5
+    # via pre-commit
+packaging==20.3
+    # via
+    #   pytest
+    #   tox
+pip-tools==5.5.0
+    # via -r requirements/dev.in
+pluggy==0.13.1
+    # via
+    #   pytest
+    #   tox
+pre-commit==2.9.3
+    # via -r requirements/dev.in
+py==1.9.0
+    # via
+    #   pytest
+    #   tox
+pyparsing==2.4.7
+    # via packaging
+pytest==6.2.1
+    # via -r requirements/tests.in
+pyyaml==5.3.1
+    # via pre-commit
+six==1.14.0
+    # via
+    #   packaging
+    #   tox
+    #   virtualenv
+toml==0.10.1
+    # via
+    #   pre-commit
+    #   pytest
+    #   tox
+tox==3.21.3
+    # via -r requirements/dev.in
+virtualenv==20.0.20
+    # via
+    #   pre-commit
+    #   tox
 
 # The following packages are considered to be unsafe in a requirements file:
 # pip