docs: remove duplicate "at", add missing newline
@@ -5,7 +5,7 @@ utilities in [Rust](https://www.rust-lang.org). It is available for
Linux, Windows, Mac and other platforms.
The API reference for `uucore`, the library of functions shared between
-various utils, is hosted at at
+various utils, is hosted at
[docs.rs](https://docs.rs/uucore/latest/uucore/).
uutils is licensed under the [MIT License](https://github.com/uutils/coreutils/blob/main/LICENSE).
