chore(python-deps): update dependency pytest to v9 for tests (#737)

* chore(python-deps): update dependency pytest to v9 for tests

* chore: refactor pytest configuration

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Nicholas Felt <[email protected]>

Author: renovate[bot]

pyproject.toml

@@ -77,7 +77,7 @@ tomli = "2.3.0"
 [tool.poetry.group.tests.dependencies]
 coverage = "^7.5.0"
 linkchecker = "^10.0.0"
-pytest = "^8.2.0"
+pytest = "^9.0.0"
 pytest-cov = "^7.0.0"
 pytest-depends = "^1.0.1"
 pytest-env = "^1.1.3"
@@ -182,8 +182,10 @@ strict = ["**"]
 typeCheckingMode = "strict"
 useLibraryCodeForTypes = true
 
-[tool.pytest.ini_options]
-addopts = "--cov-config=pyproject.toml"
+[tool.pytest]
+addopts = [
+  "--cov-config=pyproject.toml"
+]
 filterwarnings = [
 ]
 junit_family = "xunit2"
@@ -193,8 +195,10 @@ markers = [
   'order',
   'slow'
 ]
-pythonpath = "."
-xfail_strict = true
+pythonpath = [
+  "."
+]
+strict = true
 
 [tool.pytest_env]
 pytest_report_title = {skip_if_set = true, value = "Test Results"}