Refine Ollama docs (#267)

### What problem does this PR solve?

Issue link:#221

### Type of change
- [x] Documentation Update

README.md

@@ -65,7 +65,7 @@
 
 - CPU >= 2 cores
 - RAM >= 8 GB
-- Docker
+- Docker >= 24.0.0
   > If you have not installed Docker on your local machine (Windows, Mac, or Linux), see [Install Docker Engine](https://docs.docker.com/engine/install/).
 
 ### 🚀 Start up the server

README_ja.md

@@ -65,7 +65,7 @@
 
 - CPU >= 2 cores
 - RAM >= 8 GB
-- Docker
+- Docker >= 24.0.0
   > ローカルマシン（Windows、Mac、または Linux）に Docker をインストールしていない場合は、[Docker Engine のインストール](https://docs.docker.com/engine/install/) を参照してください。
 
 ### 🚀 サーバーを起動

README_zh.md

@@ -65,7 +65,7 @@
 
 - CPU >= 2 核
 - RAM >= 8 GB
-- Docker
+- Docker >= 24.0.0
   > 如果你并没有在本机安装 Docker（Windows、Mac，或者 Linux）, 可以参考文档 [Install Docker Engine](https://docs.docker.com/engine/install/) 自行安装。
 
 ### 🚀 启动服务器

docs/ollama.md

@@ -28,7 +28,7 @@ $ docker exec -it ollama ollama run mistral
 - Go to 'Settings > Model Providers > Models to be added > Ollama'.
     
 <div align="center" style="margin-top:20px;margin-bottom:20px;">
-<img src="https://github.com/infiniflow/ragflow/assets/12318111/2019e7ee-1e8a-412e-9349-11bbf702e549" width="130"/>
+<img src="https://github.com/infiniflow/ragflow/assets/12318111/a9df198a-226d-4f30-b8d7-829f00256d46" width="1300"/>
 </div>
 
 > Base URL: Enter the base URL where the Ollama service is accessible, like, http://<your-ollama-endpoint-domain>:11434
@@ -36,5 +36,5 @@ $ docker exec -it ollama ollama run mistral
 - Use Ollama Models.
 
 <div align="center" style="margin-top:20px;margin-bottom:20px;">
-<img src="https://github.com/infiniflow/ragflow/assets/12318111/2019e7ee-1e8a-412e-9349-11bbf702e549" width="130"/>
+<img src="https://github.com/infiniflow/ragflow/assets/12318111/60ff384e-5013-41ff-a573-9a543d237fd3" width="530"/>
 </div>
\ No newline at end of file