Fix formatting of deprecation notice in README (#929)

Author: rkoron007

README.md

@@ -1,4 +1,3 @@
 # terraform-docs-common
 
-This repository has been deprecated. To make changes to the public [HCP Terraform documentation](developer.hashicorp.com/terraform/cloud-docs), refer to [the `web-unified-docs` repository]
-(https://github.com/hashicorp/web-unified-docs/tree/main/content/terraform-docs-common).
+This repository has been deprecated. To make changes to the public [HCP Terraform documentation](developer.hashicorp.com/terraform/cloud-docs), refer to [the `web-unified-docs` repository](https://github.com/hashicorp/web-unified-docs/tree/main/content/terraform-docs-common).