The link to the sample repository in the official document is weird

[tmdgusya]

Describe the bug

[3.1.1] -> [Getting Started]

If click the Sample Link below, the corresponding page does not appear. (404 Not Found)

I think should change sample repository link to the link below.

Correct Link
https://github.com/spring-cloud/spring-cloud-sleuth/tree/3.1.x/spring-cloud-sleuth-samples