payloads: Remove/fix trailing whitespace

Change-Id: Idfc54ca0ed53f52ddad61114ec6b05d94dd746c1
Signed-off-by: Martin Roth <martinr@coreboot.org>
Reviewed-on: https://review.coreboot.org/28430
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>

payloads/libpayload/curses/form/frm_def.c

@@ -62,7 +62,7 @@ static FORM default_form =
 };
 
 NCURSES_EXPORT_VAR(FORM *) _nc_Default_Form = &default_form;
-
+
 /*---------------------------------------------------------------------------
 |   Facility      :  libnform
 |   Function      :  static FIELD *Insert_Field_By_Position(