Fix typo in section 2.4

Author: ardavast

book/02-git-basics/sections/undoing.asc

@@ -151,7 +151,7 @@ However, anything you lose that was never committed is likely never to be seen a
 ==== Undoing things with git restore
 
 Git version 2.25.0 introduced a new command: `git restore`.
-It's basically a alternative to `git reset` which we just covered.
+It's basically an alternative to `git reset` which we just covered.
 From Git version 2.25.0 onwards, Git will use `git restore` instead of `git reset` for many undo operations.
 
 Let's retrace our steps, and undo things with `git restore` instead of `git reset`.