PCI: Use pbus_select_window_for_type() during IO window sizing

Convert pbus_size_io() to use pbus_select_window_for_type().

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://patch.msgid.link/20250829131113.36754-17-ilpo.jarvinen@linux.intel.com

Author: ij-intel

drivers/pci/setup-bus.c

@@ -1122,8 +1122,7 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size,
 			 struct list_head *realloc_head)
 {
 	struct pci_dev *dev;
-	struct resource *b_res = find_bus_resource_of_type(bus, IORESOURCE_IO,
-							   IORESOURCE_IO);
+	struct resource *b_res = pbus_select_window_for_type(bus, IORESOURCE_IO);
 	resource_size_t size = 0, size0 = 0, size1 = 0;
 	resource_size_t children_add_size = 0;
 	resource_size_t min_align, align;