zorro: Use helpers from ioport.h

We can use the DEFINE_RES_MEM_NAMED() macro and resource_contains()
helper instead of reimplementing them in the code. No functional change
intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/r/20230831121623.36293-1-andriy.shevchenko@linux.intel.com


Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>