chore(deps): update dependency pytest to v9 #1128

Job	Run time
validate_renovate	42s
black	31s
bandit	33s
pydocstyle	32s
mypy	31s
yamllint	30s
flake8	25s
build	1m 20s
pylint	1m 24s
unittest (3.9, 1.8.5)	41s
unittest (3.11, 1.8.5)	29s
unittest (3.10, 1.8.5)	48s
Push Package to PyPI	0s
Publish to GitHub	-1s
Send notification to the Slack	-1s
	8m 24s

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