Documentation: Correct minor typo in git-add documentation.

Signed-off-by: Christian Schlotter <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: Christian Schlotter

Documentation/git-add.txt

@@ -52,7 +52,7 @@ OPTIONS
 -f::
 	Allow adding otherwise ignored files.
 
-\i, \--interactive::
+-i, \--interactive::
 	Add modified contents in the working tree interactively to
 	the index.