Remove link in command line doc

Author: glasnt

README.md

@@ -22,7 +22,7 @@ authenticates Terraform, letting you get started with less setup.
 
 1. Clone this repository:
 
-   git clone [https://github.com/terraform-google-modules/terraform-docs-samples.git](https://github.com/terraform-google-modules/terraform-docs-samples.git)
+    `git clone https://github.com/terraform-google-modules/terraform-docs-samples`
 
 ## How to run a sample