staging:speakup:i18n.c: Align open paranthesis

Fixed the following checkpath.pl issue:
CHECK: alignment should match open paranthesis.

Deleted a tab and added spaces to align open paranthesis.
Signed-off-by: Tamara Diaconita <diaconita.tamara@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>