color: Fix typo.

Fixes typo introduced in:

commit 714b0c7444985939216f9c67d0f6487eab74aa20
Author: Petr Vorel <pvorel@suse.cz>
Date:   Wed Mar 1 15:31:09 2017 +0100

    color: Fix backslash-escape sequences for some non-bash shells

I haven't caught that one in review either, sorry everyone.

Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
1 file changed