fix: tests sometimes failed because of missing sorting

pyproject.toml

@@ -48,11 +48,13 @@ select = [
     # See https://docs.astral.sh/ruff/rules/ for a list of all rules.
     "B", # flake8-bugbear
     "C4", # flake8-comprehensions
+    "DTZ", # flake8-datetimez
     "E", # pycodestyle Error
     "F", # Pyflakes unused-import
     "I", # isort
     "RUF", # Ruff-specific rules
     "S", # flake8-bandit
+    "T20", # flake8-print
     "W", # pycodestyle Warning
 ]
 ignore = [