Update dependency pytest to v9 [SECURITY]

Author: renovate[bot]

tests/pyproject.toml

@@ -11,7 +11,7 @@ dependencies = [
     "pytest-cov==5.0.0",
     "pytest-custom-exit-code==0.3.0",
     "pytest-github-actions-annotate-failures==0.2.0",
-    "pytest==8.2.2",
+    "pytest==9.0.3",
     # ? Other testing
     "boilercore>=2024.1.3",
     "ploomber-engine>=0.0.30",