chore(dotfiles): unfix typo in README to stay in the scope of the PR

dotfiles/README.md

@@ -66,13 +66,13 @@ module "dotfiles-root" {
 
 ## Setting a default dotfiles repository
 
-You can set a default dotfiles repository for all users by setting the `default_dotfiles_uri` variable.
+You can set a default dotfiles repository for all users by setting the `default_dotfiles_repo` variable:
 
 ```tf
 module "dotfiles" {
-  source               = "registry.coder.com/modules/dotfiles/coder"
-  version              = "1.0.12"
-  agent_id             = coder_agent.example.id
-  default_dotfiles_uri = "https://github.com/coder/dotfiles"
+  source                = "registry.coder.com/modules/dotfiles/coder"
+  version               = "1.0.12"
+  agent_id              = coder_agent.example.id
+  default_dotfiles_repo = "https://github.com/coder/dotfiles"
 }
 ```