style: format lambda handler for better readability in llm_agent.py

refactor: remove unnecessary blank line in test_enterprise_search_agent_tool.py

Author: m-baden

src/google/adk/agents/llm_agent.py

@@ -161,7 +161,9 @@ async def _convert_tool_union_to_tools(
         # EnterpriseWebSearchTool: wrap with AgentTool
         {
             'tool_class': EnterpriseWebSearchTool,
-            'handler': lambda: _handle_enterprise_search_tool(tool_union, model),
+            'handler': lambda: _handle_enterprise_search_tool(
+                tool_union, model
+            ),
         },
     ]
 

tests/unittests/tools/test_enterprise_search_agent_tool.py

@@ -138,4 +138,3 @@ async def test_grounding_metadata_is_not_stored_in_state_after_invocation():
 
   # Verify grounding_metadata is not stored in the root_agent's state
   assert 'temp:_adk_grounding_metadata' not in runner.session.state
-