docs: update readme

remove select umi version

README.md

@@ -84,17 +84,7 @@ npm i @ant-design/pro-cli -g
 pro create myapp
 ```
 
-select umi version
+Choose the pro template. Simple is the basic template, which only provides the basic content of the framework operation. Complete contains all blocks, which is not suitable for secondary development as a basic template.
-
-```shell
-🐂 Use umi@4 or umi@3 ? (Use arrow keys)
-❯ umi@4
-  umi@3
-```
-
-> If the umi@4 version is selected, full blocks are not yet supported.
-
-If you choose umi@3, you can also choose the pro template. Pro is the basic template, which only provides the basic content of the framework operation. Complete contains all blocks, which is not suitable for secondary development as a basic template.
 
 ```shell
 ? 🚀 Full or a simple scaffold? (Use arrow keys)