fix link

Author: extrawurst

KEY_CONFIG.md

@@ -30,7 +30,7 @@ See all possible keys to overwrite in gitui: [here](https://github.com/extrawurs
 
 Possible values for:
 * `code` are defined by the type `KeyCode` in crossterm: [here](https://docs.rs/crossterm/latest/crossterm/event/enum.KeyCode.html)
-* `modifiers` are defined by the type `KeyModifiers` in crossterm: [here](hhttps://docs.rs/crossterm/latest/crossterm/event/struct.KeyModifiers.html)
+* `modifiers` are defined by the type `KeyModifiers` in crossterm: [here](https://docs.rs/crossterm/latest/crossterm/event/struct.KeyModifiers.html)
 
 Here is a [vim style key config](vim_style_key_config.ron) with `h`, `j`, `k`, `l` to navigate. Use it to copy the content into `key_bindings.ron` to get vim style key bindings.