chore(deps): update dependency pytest to v9 (#416)

Author: renovate-bot

packages/toolbox-core/pyproject.toml

@@ -46,7 +46,7 @@ test = [
     "black[jupyter]==25.9.0",
     "isort==7.0.0",
     "mypy==1.18.2",
-    "pytest==8.4.2",
+    "pytest==9.0.1",
     "pytest-aioresponses==0.3.0",
     "pytest-asyncio==1.3.0",
     "pytest-cov==7.0.0",

packages/toolbox-langchain/pyproject.toml

@@ -47,7 +47,7 @@ test = [
     "isort==7.0.0",
     "mypy==1.18.2",
     "pytest-asyncio==1.3.0",
-    "pytest==8.4.2",
+    "pytest==9.0.1",
     "pytest-cov==7.0.0",
     "Pillow==12.0.0; python_version >= '3.10'",
     "google-cloud-secret-manager==2.24.0",

packages/toolbox-llamaindex/pyproject.toml

@@ -47,7 +47,7 @@ test = [
     "isort==7.0.0",
     "mypy==1.18.2",
     "pytest-asyncio==1.3.0",
-    "pytest==8.4.2",
+    "pytest==9.0.1",
     "pytest-cov==7.0.0",
     "Pillow==12.0.0; python_version >= '3.10'",
     "google-cloud-secret-manager==2.24.0",