Use kbd tags in README

Author: andornaut

README.md

@@ -60,7 +60,7 @@ _**Normal mode**_
 Keys | Description
 --- | ---
 <kbd>q</kbd> | Quit
-<kbd>↓</kbd> / <kbd>j</kbd>, <kbd>↑</kbd> / <kbd>k</kbd>, <kbd>←</kbd> / <kbd>h</kbd>, <kbd>→</kbd> / <kbd>l</kbd> | Navigate
+<kbd>←</kbd> / <kbd>h</kbd>, <kbd>↓</kbd> / <kbd>j</kbd>, <kbd>↑</kbd> / <kbd>k</kbd>,  <kbd>→</kbd> / <kbd>l</kbd> | Navigate left, down, up, right
 <kbd>~</kbd> | Go to home directory
 <kbd>←</kbd> / <kbd>b</kbd> / <kbd>Backspace</kbd> | Go to parent directory
 <kbd>→</kbd> / <kbd>f</kbd> / <kbd>l</kbd> / <kbd>Enter</kbd> | Open the selected file using the default application configured in your environment, or navigate to the selected directory