Update and rename agentic_rag_introduction.md to agent_introduction.md (#2443)

### What problem does this PR solve?

#2441 

### Type of change


- [x] Documentation Update

docs/guides/agentic_rag/agentic_rag_introduction.md → docs/guides/agentic_rag/agent_introduction.md

@@ -1,11 +1,11 @@
 ---
 sidebar_position: 1
-slug: /agentic_rag_introduction
+slug: /agent_introduction
 ---
 
-# Introduction to Agentic RAG
+# Introduction to agents
 
-Agents and RAG are complementary techniques, each enhancing the other’s capabilities in business applications. RAGFlow v0.8.0 introduces an Agentic RAG mechanism, featuring a no-code workflow editor on the front end and a comprehensive graph-based task orchestration framework on the back end. This mechanism is built on top of RAGFlow's existing RAG solutions and aims to orchestrate search technologies such as query intent classification, conversation leading, and query rewriting to:
+Agents and RAG are complementary techniques, each enhancing the other’s capabilities in business applications. RAGFlow v0.8.0 introduces an agent mechanism, featuring a no-code workflow editor on the front end and a comprehensive graph-based task orchestration framework on the back end. This mechanism is built on top of RAGFlow's existing RAG solutions and aims to orchestrate search technologies such as query intent classification, conversation leading, and query rewriting to:
 
 - Provide higher retrievals and,
 - Accommodate more complex scenarios.
@@ -75,4 +75,4 @@ Please review the flowing description of the RAG-specific components before you
 | Add a component           | Drag and drop the desired component from the left panel onto the canvas. |
 | Delete a component        | On the canvas, hover over the three dots (...) of the component to display the delete option, then select it to remove the component. |
 | Copy a component          | On the canvas, hover over the three dots (...) of the component to display the copy option, then select it to make a copy the component. |
-| Update component settings | On the canvas, click the desired component to display the component settings. |
+| Update component settings | On the canvas, click the desired component to display the component settings. |