Merge pull request #253 from duffelhq/dependabot/pip/tox-4.4.12

chore(deps-dev): bump tox from 4.4.11 to 4.4.12

Author: cianyleow

requirements-dev.txt

@@ -26,7 +26,7 @@ six==1.16.0
 tabulate==0.9.0
 toml==0.10.2
 tomli==2.0.1
-tox==4.4.11
+tox==4.4.12
 typing-extensions==4.5.0
 urllib3==1.26.15
 virtualenv==20.21.0