Update README.md

Co-authored-by: Mathias Fredriksson <[email protected]>

Author: johnstcn

README.md

@@ -7,7 +7,7 @@ If it is found that building a particular dev container would produce the same i
 
 ## Usage
 
-Take a look at [`envbuilder_cached_image_resource.tf`](./examples/resources/envbuilder_cached_image/envbuilder_cached_image_resource.tf) folder for a detailed usage example.
+Take a look at the [`envbuilder_cached_image_resource.tf`](./examples/resources/envbuilder_cached_image/envbuilder_cached_image_resource.tf) example for a detailed usage example.
 
 For use with [Coder](https://github.com/coder/coder), see the [Dev Containers documentation](https://coder.com/docs/templates/dev-containers) and check out the example templates:
 - [Docker](https://github.com/coder/coder/tree/main/examples/templates/devcontainer-docker)