Updating old documentation links to point to new locations (tinkerbel…

…l#190)

## Description

Updating old documentation links to point to new locations. docs.tinkerbell.org -> tinkerbell.org/docs/

## Why is this needed

Old documentation is confusing for new users.

README.md

@@ -25,7 +25,7 @@ By default the Vagrant quickstart guides automatically install Ubuntu on the VM
    vagrant ssh stack
    ```
 
-1. Add your template. An example Template object can be found [here](https://github.com/tinkerbell/tink/tree/main/config/crd/examples/template.yaml) and more Template documentation can be found [here](https://docs.tinkerbell.org/templates/).
+1. Add your template. An example Template object can be found [here](https://github.com/tinkerbell/tink/tree/main/config/crd/examples/template.yaml) and more Template documentation can be found [here](https://tinkerbell.org/docs/concepts/templates/).
 
    ```bash
    kubectl apply -f my-OS-template.yaml