chore: Update README

Author: Neurostep

README.md

@@ -67,7 +67,7 @@ SDK, the Go version.
 
 ## Prerequisites
 
-* [Go](https://golang.org) (version `1.25.0`).
+* [Go](https://golang.org) (version `1.26.2`).
 * [Docker](https://www.docker.com/) (version `19.03.2`).
 
 ## SDK functionality
@@ -1743,7 +1743,7 @@ You can enter the docker environment to build, run and debug your service:
 ```
 $ docker-compose run --rm sdk /bin/bash
 root@1f31fa8e5c49:/sdk# go version
-go version go1.25.0 linux/amd64
+go version go1.26.2 linux/amd64
 ```
 
 Refer to the