chore: Update google-genai package and related deps to latest

PiperOrigin-RevId: 775394737

Author: google-genai-bot

pyproject.toml

@@ -25,6 +25,7 @@ classifiers = [ # List of https://pypi.org/classifiers/
 ]
 dependencies = [
  # go/keep-sorted start
+ "PyYAML>=6.0.2", # For APIHubToolset.
  "anyio>=4.9.0;python_version>='3.10'", # For MCP Session Manager
  "authlib>=1.5.1", # For RestAPI Tool
  "click>=8.1.8", # For CLI tools
@@ -34,7 +35,7 @@ dependencies = [
  "google-cloud-secret-manager>=2.22.0", # Fetching secrets in RestAPI Tool
  "google-cloud-speech>=2.30.0", # For Audio Transcription
  "google-cloud-storage>=2.18.0, <3.0.0", # For GCS Artifact service
- "google-genai>=1.17.0", # Google GenAI SDK
+ "google-genai>=1.21.1", # Google GenAI SDK
  "graphviz>=0.20.2", # Graphviz for graph rendering
  "mcp>=1.8.0;python_version>='3.10'", # For MCP Toolset
  "opentelemetry-api>=1.31.0", # OpenTelemetry
@@ -43,7 +44,6 @@ dependencies = [
  "pydantic>=2.0, <3.0.0", # For data validation/models
  "python-dateutil>=2.9.0.post0", # For Vertext AI Session Service
  "python-dotenv>=1.0.0", # To manage environment variables
- "PyYAML>=6.0.2", # For APIHubToolset.
  "requests>=2.32.4",
  "sqlalchemy>=2.0", # SQL database ORM
  "starlette>=0.46.2", # For FastAPI CLI
@@ -70,9 +70,9 @@ dev = [
  # go/keep-sorted start
  "flit>=3.10.0",
  "isort>=6.0.0",
+ "mypy>=1.15.0",
  "pyink>=24.10.0",
  "pylint>=2.6.0",
- "mypy>=1.15.0",
  # go/keep-sorted end
 ]
 
@@ -98,7 +98,6 @@ test = [
  "langgraph>=0.2.60", # For LangGraphAgent
  "litellm>=1.71.2", # For LiteLLM tests
  "llama-index-readers-file>=0.4.0", # For retrieval tests
-
  "pytest-asyncio>=0.25.0",
  "pytest-mock>=3.14.0",
  "pytest-xdist>=3.6.1",