gpiolib: Drop unused forward declaration from driver.h

There is no struct device_node pointers anywhere in the header,
drop unused forward declaration.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2023-02-07 16:29:49 +02:00
commit 6cfd84c4f4