Fix links in docs (#532)

* fix links in amdsmi_cli/README.md
* fix xrefs to install docs
* rm rocm-smi examples and add cli tutorial
* rm disclaimer and add amd smi contributing guidelines to index

Signed-off-by: Peter Park <Peter.Park@amd.com>

amdsmi_cli/README.md

@@ -22,7 +22,7 @@ Find the documentation in the `docs/` directory.
 Explore the latest documentation on the [ROCm documentation
 portal](https://rocm.docs.amd.com/projects/en/latest/index.html).
 
-- [Install AMD SMI](https://rocm.docs.amd.com/projects/en/latest/install/install.html)
+- [Install AMD SMI](https://rocm.docs.amd.com/projects/amdsmi/en/latest/install/install.html)
 
-- [CLI tool usage](https://rocm.docs.amd.com/projects/en/latest/how-to/amdsmi-cli-tool.html).
+- [CLI tool usage](https://rocm.docs.amd.com/projects/amdsmi/en/latest/how-to/amdsmi-cli-tool.html).