Update supported python to ^3.9

Co-authored-by: Dan Braghiș <[email protected]>

Author: mark-meyer

pyproject.toml

@@ -44,7 +44,7 @@ exclude = [
 "Issues" = "https://github.com/torchbox/django-pattern-library/issues"
 
 [tool.poetry.dependencies]
-python = "^3.8"
+python = "^3.9"
 Django = ">=4.2,<5.2"
 PyYAML = ">=5.1,<7.0"
 Markdown = "^3.1"