message: Update docs to be more like a regular local crates.io setup
diff: @@ -21,14 +21,14 @@ table:
  ```toml
  [registries]
  -my-registry = { index = "https://my-intranet:8080/index" }
  +my-registry = { index = "https://my-intranet:8080/git/index" }
  ```
  Authentication information for alternate registries can be added to
  `.cargo/credentials`:
  ```toml
  -[my-registry]
  +[registries.my-registry]
  token = "api-token"
  ```
  