Update region and ADK version for llm-auditor (#1762)

Co-authored-by: Shahin Saadati <happyhuman@users.noreply.github.com>

Author: csferng

python/agents/llm-auditor/llm_auditor/__init__.py

@@ -29,7 +29,7 @@
     pass
 
 os.environ.setdefault("GOOGLE_GENAI_USE_VERTEXAI", "true")
-os.environ.setdefault("GOOGLE_CLOUD_LOCATION", "us-central1")
+os.environ.setdefault("GOOGLE_CLOUD_LOCATION", "us-east1")
 
 from . import agent
 

python/agents/llm-auditor/llm_auditor/sub_agents/critic/__init__.py

@@ -14,4 +14,4 @@
 
 """Critic agent for identifying and verifying statements using search tools."""
 
-from .agent import critic_agent
+from .agent import critic_agent as critic_agent

python/agents/llm-auditor/llm_auditor/sub_agents/reviser/__init__.py

@@ -14,4 +14,4 @@
 
 """Reviser agent for correcting inaccuracies based on verified findings."""
 
-from .agent import reviser_agent
+from .agent import reviser_agent as reviser_agent

python/agents/llm-auditor/pyproject.toml

@@ -14,7 +14,7 @@ requires-python = ">=3.10"
 
 dependencies = [
     "agent-starter-pack>=0.32.0",
-    "google-adk>=1.0.0",
+    "google-adk>=1.31.0",
     "google-auth>=2.30.0",
     "google-cloud-aiplatform[adk,agent-engines]>=1.93.0",
     "google-genai>=1.9.0",
@@ -24,7 +24,7 @@ dependencies = [
 
 [dependency-groups]
 dev = [
-    "google-adk[eval]>=1.0.0",
+    "google-adk[eval]>=1.31.0",
     "pytest>=8.3.5",
     "pytest-asyncio>=0.26.0",
 ]