Fix parameter name in AgentWorkflow instantiation from 'tools' to 'tools_or_functions'

app.py

@@ -8,7 +8,7 @@ import gradio as gr
 
 llm = HuggingFaceInferenceAPI(model_name='Qwen/Qwen2.5-Coder-32B-Instruct')
 alfred = AgentWorkflow.from_tools_or_functions(
-    tools=[
+    tools_or_functions=[
         get_weather_info_tool,
         get_hub_stats_tool,
         search_tool,