gpio: dwapb: Amend indentation in some cases

In some cases indentation makes code harder to read. Amend indentation
in those cases despite of lines go a bit over 80 character limit.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Cc: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20200422110654.23442-2-andriy.shevchenko@linux.intel.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>