device/device.h: Rename pci_domain_scan_bus

On all targets the domain works as a host bridge. Xeon-sp code intends
to feature multiple host bridges below a domain, hence rename the
function to pci_host_bridge_scan_bus.

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Change-Id: I4e65fdbaf0b42c5f4f62297a60d818d299d76f73
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78326
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Yidi Lin <yidilin@google.com>
diff --git a/src/include/device/device.h b/src/include/device/device.h
index bbad3c7..68e2622 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -272,7 +272,7 @@
 extern struct device_operations default_dev_ops_root;
 void pci_domain_read_resources(struct device *dev);
 void pci_domain_set_resources(struct device *dev);
-void pci_domain_scan_bus(struct device *dev);
+void pci_host_bridge_scan_bus(struct device *dev);
 
 void mmconf_resource(struct device *dev, unsigned long index);